Photography and cinematography and analogous techniques using waves other than optical waves and electrography and holography (G03)

G   Physics(387028)
G03            Photography; cinematography; analogous techniques using waves other than optical waves; electrography; holography(10889)
Imaging system of three-dimensional circular behind-cabin environment for simulators of weapons, military and special equipment (stvkzo "kolodets-3d") // 2607149
FIELD: sports.SUBSTANCE: invention relates to training and training facilities and can be used in weapons simulators, military and special equipment for simulation of circular behind-cabin environment. Imaging system of three-dimensional circular behind-cabin environment for simulators of weapon, military and special equipment consists of segments of cylindrical screen, enabling viewing angles of 360 degrees in horizontal and 180 degrees in vertical, and segments of spherical screen, enabling viewing angles of 180 degrees in horizontal and 110 degrees in vertical direction, video projectors and blackout system frame. Data display system is built in multichannel scheme.EFFECT: screen complexes are installed in building, built on model project, or premises, providing design requirements of operational documentation on simulators.1 cl, 3 dwg
Toner cartridge, having position control elements // 2606929
FIELD: printing.SUBSTANCE: present invention relates, substantially, to toner cartridges used in electrophotographic image forming devices and, particularly, to toner cartridge, having position control elements. Disclosed group of inventions includes toner cartridges for use in image forming device. At that, cartridges comprise: housing having toner storage container, wherein housing has front side, rear side, first lateral side, second lateral side, top side and bottom side, wherein housing has outlet port, communicated via fluid medium with toner discharge container, stored in container, from housing, first leg and second leg, each of which protrudes from housing bottom part and passes first of all along housing forward-backward direction to limit toner cartridge lateral travel during installation into image forming device, first leveling guide installed on housing first lateral side, and second leveling guide located at housing second lateral side, substantially parallel to first levelling guide, wherein each leveling guide passes essentially along housing forward-backward direction, wherein first levelling guide includes pair of rounded contact points, and second leveling guide includes rounded contact point, wherein rounded contact points of first and second leveling guides are convex towards bottom side and have free space between bottom side, wherein first and second leveling guides contact points together form three reference points that define plane, which controls toner cartridge vertical position in image forming device.EFFECT: technical result consists in providing toner cartridge, which has position control facilities, which enables accurate cartridge setting, while allowing to insert cartridge into image forming device at different angles.17 cl, 17 dwg
Camera shooting method and device // 2606457
FIELD: photography.SUBSTANCE: invention relates to images shooting. Method involves monitoring whether current moment reaches preset moment of shooting; shooting of photograph and obtaining first picture, when current moment reaches preset moment of shooting; determining differences between preset area image at first picture and preset area image at second picture, captured in previous preset moment of shooting; and saving first image, when difference is equal to or greater than first preset threshold value. At that, method includes stage, at which: either presetting moment of shooting, or determining moment of shooting by object parameters analysis, or determining moment of shooting according to shooting time interval.EFFECT: technical result consists in enabling automatic shooting of suitable images depending on photographed objects state changing.13 cl, 6 dwg
Image forming device, cartridge and imaging devices system // 2606343
FIELD: image forming devices.SUBSTANCE: present invention relates to image forming device, cartridge and image forming devices system for forming image on recording material. Declared group of inventions includes image forming device for image forming on recording material, cartridge with possibility of disconnection installed in the image forming device, system of imaging devices for image forming on recording material and system of imaging devices for image forming on recording material. At that, image forming device for image forming on recording material contains cartridge, including first portion for engagement and second part to engage, which is detachably mounted in said image forming device, wherein comprises device main assembly, moving element, provided in said device main assembly, made with possibility to displace between first and second positions, first engaging part arranged on said moving element and made with possibility to engage with said first part to engage, and second engaging part arranged on said moving element and made with possibility to engage with second part to engage, wherein using first engaging part, engaging with said first part to be engaged in the process of said cartridge installing in said device main assembly, said movable element moves from first position into second position to allow said second engaging part to pass through said second part to be engaged in installation direction, wherein said cartridge is installed in said device main assembly.EFFECT: technical result consists in providing an image forming device and imaging devices system, using which correctness of cartridge, which is inserted into image forming device main assembly can be determined near inserting opening, and configurations to prevent erroneous insert can be provided in small space.35 cl, 59 dwg
Projection system with edge projection and video projector for said system // 2606010
FIELD: electrical engineering.SUBSTANCE: invention relates to projection systems for film projection and video decorations as television sets or displays. Projection system comprises a visual projection screen, one or more projectors, and one or more flat edge mirrors which are inclined towards plane of screen in order to reflect projection beam onto plane of screen or onto another edge mirror. Projection beams are directed towards screen at angles of 3 to 30 degrees. Screen is formed as a single entity or from strips of black anti-glare materials. Optical rasters with light diffusers consisting of spherical, flat or cylindrical micro-mirrors are secured across entire area of screen on front or back side thereof. Video projector is of single-channel design with a single projection unit or is of multi-channel design with a plurality of projection units. Video matrices with a light-radiating trapezoidal RGB video monitor comprising, in each pixel, a triad of RGB light-emitting diodes, are mounted in video projector, and optical matrices are mounted above said light-emitting diodes for projection with direct formation of a frame of trapezoidal format without video correction and without optical projection format transformers.EFFECT: projection system provides viewed images of high quality in presence of bright external parasitic illumination of screens.14 cl, 6 dwg

Toner, developer, image forming device and process cartridge // 2605782
FIELD: printing.SUBSTANCE: present invention relates to toner, developer, image forming device and a process cartridge. Disclosed group of inventions includes a toner, developer and image forming apparatus. Toner contains resin binder, which contains crystalline resin, wherein toner has maximum temperature (P1) of endothermic peak from 50 °C to 80 °C and total amount of (Q) of absorbed heat from 35 J/g to 90 J/g at a first temperature increase during differential scanning calorimetry and wherein ratio (Qp/Q) of total amount of (Qp) absorbed heat of toner in temperature range from 20 °C to maximum temperature (P1) of endothermic peak to total amount (Q) of absorbed heat of toner is 0.65 to 0.83.EFFECT: technical result consists in providing toner which has excellent fixation at low temperature and heat resistance during storage and may suppress sticking of toner particles sticking in developing device.17 cl, 7 dwg, 6 tbl

ethod of producing and processing images generated using proton radiation // 2604723
FIELD: radio engineering.SUBSTANCE: invention relates to proton radiography, particularly to method of optical images recording, generated by means of proton radiation, and can be used in digital imaging systems for determination of objects internal structure, or high-speed processes study. Disclosed is image obtaining and processing method, generated by means of proton radiation, which is performed using two recording systems, each of which includes converter, converting proton radiation into photons, recorded by CCD matrix, where before first recording system converter metal reference objects are installed, arranging them in one plane. Producing proton beam two digital images, before study area passing and in magnetooptical system focusing plane after passing, determining reference objects coordinates on two digital images with subsequent determination of prospective conversion, using which performing proton beam reference digital images rendering to one angle to obtain two rendered images of proton beam: first is before its passing of study area, and second one, after passing and performing second rendered image pixel by pixel division by first rendered image, as a result of which, obtaining study area image.EFFECT: technical result is higher reliability of information when processing obtained proton images with simplification of images producing process.4 cl, 13 dwg

Three-dimensional image raster plate // 2604691
FIELD: information technology.SUBSTANCE: invention relates to three dimensional still image reproducing means and can be used as organizations signages, advertising banners, window displays decoration, buildings decoration, offices and apartments design elements, as well as souvenir articles. Disclosed three-dimensional image raster plate is made in form of transparent material plate with refraction index of more than one, wherein on one of plate large faces or inside plate spot light sources in periodic order are arranged, and on plate opposite face set of spot light filters is arranged, coloring light from spot light sources in each direction in certain colour. In case of spot light sources arrangement inside plate, light filters can be arranged on both sides of plate, forming two independent three dimensional images on each side from plate. Besides, three dimensional image raster plate can be semitransparent, and three-dimensional image will be kind of floating between real objects. Besides, on plate opposite large faces two mutual independent three-dimensional images can be formed.EFFECT: technical result is simplification and reduced thickness of three-dimensional image plate design, increase of three-dimensional image viewing angle to 180 degrees, higher image brightness, reduced power consumption, as well as reduction of computers computational power required for image creation.15 cl, 4 dwg

Image capturing device and control method thereof // 2604570
FIELD: photography.SUBSTANCE: present invention relates to a technique of notification during shooting in a dark place. Declared group of inventions includes image capturing devices and methods of controlling an image capturing device. Herewith the image capturing device includes a light-emitting unit configured to provide by blinking light a notification on the working state of the self timer countdown operation when shooting using the self timer, a mode setting unit configured to set one of multiple working modes, and a control unit configured to control the light-emitting unit to provide a notification on the self timer working state when shooting using the self timer, if the mode setting unit sets the first working mode, and to control the light-emitting unit so, that the notification of the working state of the self timer when shooting using the self timer is not provided, if the mode setting unit sets the second working mode. Disclosed method of controlling the image capturing device having a light-emitting unit configured to provide by blinking light a notification on the working state of the self timer countdown operation when shooting using the self timer, and a mode setting unit configured to set one of multiple working modes contains: the light-emitting unit control stage to provide a notification on the self timer working state when shooting using the self timer, if the mode setting unit sets the first working mode, and to control the light-emitting unit so that the notification of the working state of the self timer when shooting using the self timer is not provided, if the mode setting unit sets the second working mode.EFFECT: technical result is avoiding the use of an optional light emission during shooting, as well as ensuring the user notification about a shooting operation in continuous repeated shooting.31 cl, 9 dwg

Lighting device and image projector // 2604569
FIELD: lighting.SUBSTANCE: invention relates to a lighting device with the lighting function and the function of projecting images. Device includes: a light source unit for lighting and projecting images, an image projecting unit, which includes an image forming unit and a lens, which projects an image; a unit of controlling the light source and the image projecting unit; and a connection unit electrically connected to the fastening element of the lighting device. When the first command comes, the control unit corrects the lens focus basing on the distance to the surface of projecting and performs projecting of the image. When the second command comes, the control unit corrects the lens focus so, that to illuminate a section exceeding the area of projection, inside which the image is projected by means of the image projecting function, and performs the function of lighting.EFFECT: absence of restrictions for a type of the lighting device and simplified design.9 cl, 10 dwg

Cartridge // 2604566
FIELD: machine building.SUBSTANCE: detection element may be protected against damages as the result of collision with an external element. Cartridge 7 comprises primary gear 45, mixer 16 and detected turning element 50. Primary gear 45 lies on the opposite side of chamber 14 for the developer allocation relative to the right side wall 41 and is adapted to receive a driving force from outside. Mixer 16 is adapted to rotate under the action of a driving force received by primary gear 45. Detected turning element 50 is arranged on the opposite side of chamber 14 for the developer allocation relative to the left side wall 42 and includes detected part 70 made with the possibility of detection by external light-sensitive sensor 92.EFFECT: detection element 50 is adapted to extend leftward to the left side wall 42 and to move rightward relative to the left side wall 42 by transmitting the driving force onto it received by primary gear 45 via mixer 16.17 cl, 20 dwg

Developer container, developing device, process unit and image forming apparatus // 2602751
FIELD: photography.SUBSTANCE: disclosed group of inventions relates to container for a developer, which contains a developer, a developing device, a process unit and an image forming device, which include a container for developer. Invention discloses a developer container and an image forming apparatus, which comprises said developer container. Developer container is configured for detachable attachment to main body of image forming device and includes gear wheel (62) of container configured to be actuated by engaging with gear wheel (105) of main body at point G, convex portion (79), configured to inserted in groove (103) of main body and concave section (73 b), made so that protrusion (101) of main body is inserted in concave portion (73 b), wherein in direction of shaft rotation of gear wheel (62) of container convex portion (79) is located on one side of point of G, which is considered to be setting, and concave section (73 b) is located on other side.EFFECT: technical result consists in increasing degree of freedom in designing assembly of guide unit, dimensions of which can be reduced, as well as a developing device, process unit and image forming apparatus, which include a developer container.13 cl, 33 dwg

Chamber and accessory to chamber // 2602404
FIELD: machine building.SUBSTANCE: present invention provides the chamber given below. First contact pin on the side of the chamber is the pin corresponding to detection of a signal changing caused by coupling an accessory to the chamber. Second contact pin on the side of the chamber is the pin corresponding to the power supply for providing connection to the accessory coupled with the chamber. Third contact pin on the side of the chamber is the pin corresponding to the motive force supply to the drive of the accessory to the chamber.EFFECT: first, second and third contact pins on the side of the chamber are arranged in such a way, that when the fixer on the side of the chamber is shifted from the first state to the second state the third contact pin on the side of the chamber is in contact with the first and the second contact surfaces on the side of the accessory, the second contact pin on the side of the chamber is in contact with the first contact surface on the side of the accessory, and the first contact pin on the side of the chamber does not contact with the second and the third contact surfaces on the side of the accessory.20 cl, 1 tbl, 19 dwg

ethod and device for optically transparent micro-objects spectral digital holographic images recording // 2601729
FIELD: information technology.SUBSTANCE: method of spectral digital holographic images producing, implemented by device, consists in formation of collimated broadband light beam, its selective diffraction in acousto-optical filter, its division into two beams, passing of one of them through analyzed object. Then, performing convergence of two beams into one with alignment of wave fronts propagation direction. Providing optical radiation selective diffraction in second acousto-optical filter and recording of diffracted beam by radiation matrix receiver.EFFECT: technical result consists in provision of multiple narrow spectral recording bands using single broadband light source, elimination of spatial-spectral distortions of images for their precision spatial alignment, reduced sensitivity to external flares, higher stability of device operation and higher spectral contrast.5 cl, 1 dwg
ethod of preparing duralumin drum for application of said coating // 2601519
FIELD: printing.SUBSTANCE: invention relates to technologies of manufacturing and restoring drums for photocopiers. Method involves grinding and polishing drum surface with subsequent washin to ensure complete wetting of surface with water and drying. Grinding and polishing of surface of drum is carried out until surface finish class not below 11-12 is achieved, and washing is carried out by treating surface of drum with a solvent with subsequent washing in warm soap solution and washing with running and distilled water. After washing and drying drum is heated to temperature of 360-390 °C at a rate of 7-20 °C/s, prior to application of coating, natural cooling of down of coating to room temperature is provided.EFFECT: technical result is providing improved photoelectric parameters of drum, quality of printing and longer service life of drum surface, reduced labour costs for its restoration.1 cl

Electrostatic printing compositions containing cyclodextrin // 2601259
FIELD: printing.SUBSTANCE: present invention relates to printing of cyclodextrin and cyclodextrin inclusion complexes on substrates using methods of electrostatic printing and to use of printed substrates. Disclosed group of inventions includes a composition containing a particulate central part and shell, method of printing composition containing cyclodextrin onto a substrate, printed substrate, a system of electrostatic printing, as well as method of preparing a composition suitable for printing. Composition contains a particulate central part and shell, characterised by average particle size from about 4 to 16 mcm, wherein dispersed material of central part and shell contains a polymer dispersed material of central part and a cover composition which covers about 50 % to 250 % of theoretical surface area of disperse material of central part, composition of shell contains one or more cyclodextrin inclusion complexes, wherein one or more cyclodextrin inclusion complexes containing cyclodextrin, which forms a complex with a drug, aromatic compound, dye substance, insecticide, fungicide, pesticide, antimicrobial agent, preservative or 1-methylcyclopropene, wherein composition is suitable for printing using a method of electrostatic printing.EFFECT: technical result is minimising consumption of industrial reserves of materials.19 cl, 1 dwg, 6 tbl

Projector and projector control method // 2601242
FIELD: information technology.SUBSTANCE: invention relates to projector and projector control method. Projector includes image projection unit, controller configured to make module projection projecting correcting image so that it is applied on image, projected currently, image module for correcting image capturing and module for correcting distortion correction based on state of correcting image captured by image module. Controller compels projection module to update state of projection of image projected currently, so that it reflects result of process of correction of distortion, and makes projection module project correcting image in state, in which cannot be reflected result of process of correction of distortion, when repeatedly correction module performs correction of distortion, during period from moment when condition is satisfied beginning of distortion correction process, to moment when condition is satisfied for correction of distortion.EFFECT: technical result is reduction of computational load in process of correction.7 cl, 12 dwg

Toner, developer and image forming apparatus // 2600498
FIELD: printing industry; image forming apparatus.SUBSTANCE: present invention relates to toner, developer and image forming apparatus. Declared group of inventions includes a toner, developer and image forming apparatus. Disclosed toner contains crystalline resin, wherein the crystalline resin contains crystalline resin having urethane bond, urea bond or both, and the crystalline resin has average diameter of crystalline grain of 20 to 70 nm. Disclosed image forming apparatus comprises an element having an electrostatic latent image, electrostatic latent image generating unit configured to generate an electrostatic latent image on the element bearing the electrostatic latent image, developing unit containing a toner and configured to show the electrostatic latent image which was formed on the element bearing the electrostatic latent image, thus to form a visible image.EFFECT: technical result consists in provision of a toner that is capable of preventing the displacement on the edges and non-uniformity of gloss even in presence of crystalline resin.14 cl, 9 dwg, 10 tbl

Device for production of wide-format image // 2600171
FIELD: image forming devices.SUBSTANCE: invention relates to systems of reproducing television images, as well as to systems of computer engineering systems, and more specifically to colour video projection equipment. Result is achieved by that, device for obtaining images comprises a video processor, which controls drivers of RGB lasers, a flat mirror. Nonlinear distortions arising during row-wise rendering of an image in a vertical plane, are eliminated by synchronisation of non-linear movement of flat mirror with a stepper motor or galvo-motor, and distortions in horizontal plane are eliminated by changing brightness and illumination time of pixels depending on their position in row.EFFECT: high image quality characteristics.1 cl, 5 dwg

Fixing device // 2600073
FIELD: image forming apparatus; printing industry.SUBSTANCE: fixing device includes the following: a rotating element, which includes an electro-conductive layer; a coil, which has a spiral section and is located inside the rotating element; a core located in spiral-shaped section; at that, magnetic resistance of the core on the area from one end to the other end of the maximum area of passage of image on recording material relative to direction of the generatrix is less or equal to 30 % of the combined magnetic resistance, consisting of magnetic resistance of electro-conductive layer and magnetic resistance between the electro-conductive layer and the core.EFFECT: ensuring of a possibility of heating with high efficiency of electro-conductive layer.18 cl, 59 dwg, 23 tbl

Photographic device with variable direction of photographing, controlled value of field of view and scale of photography // 2599917
FIELD: photography.SUBSTANCE: device is intended for producing wide-span pictures with the possibility of controlling the value of angular field of view and variable scale of the image for separate sections (zones) of the picture. Device consists of at least two photo cameras, each of which is made of at least one lens and at least one photodetector. Herewith the photodetectors fields of view are summed at simultaneous exposure of all the photodetectors. At least one camera is installed with the possibility of changing the inclination relative to the base plane and changing the position of the optical axis of the lenses included in the device relative to the base plane. Changing the inclination of the photo camera is made so that at increase in difference of angles of inclination of the photo cameras the increased total field of view of the device is provided and/or reduced angular overlapping of the photodetectors fields of view. At decrease in difference of angles of inclination of the photo cameras the decreased total field of view of the device is provided and/or increased angular overlapping of the photodetectors fields of view.EFFECT: increased angle of field of view at maintaining high image quality combined with the possibility of changing the direction of photographing, changing the angle of view, changing the photodetectors fields of view overlap zone and the scale of photographing at constant distance to the observation object.5 cl, 7 dwg

Driven head of photosensitive drum and drive of imaging device // 2599597
FIELD: engines.SUBSTANCE: present invention relates to a driven head of a photosensitive drum and drive for an image forming device. Proposed driven head of an imaging device comprises a curved recess and energy transmission sections with curved inclined surfaces comprising faces to engage with the driven head of a photosensitive drum, herewith the driven head of the photosensitive drum contains a drum flange positioned on the end part of the photosensitive drum and connected with the photosensitive drum; a drum shaft running in the axial direction from the end part of the drum flange and a boss passing axially from the end surface of the drum shaft and engaged with the curved recess, herewith on the side wall of the boss there is at least one convex tooth passing in the radial direction along the boss and engaged with the power transfer section; and the convex tooth has the first side surface and the second side surface, which is an inclined chamfer gradually varying in the direction of the convex tooth root along the end part of the convex tooth.EFFECT: technical result is ensuring high accuracy of the curved projection twisting angles and the curved recesses of a traditional driven head of a photosensitive drum in engagement between the curved projection and the curved recess.11 cl, 33 dwg

Toner, developer, image forming apparatus and process cartridge // 2599278
FIELD: printing.SUBSTANCE: present invention relates to toner, developer, image forming apparatus and a process cartridge. Disclosed group of inventions includes toner, developer containing toner, image forming apparatus and process cartridge. Toner contains crystalline resin and non-crystalline resin, where on image in reflected electrons, captured by scanning electron microscope, shearing of toner coloured with ruthenium tetroxide, fraction of ruthenium tetroxide coloured regions varies from 50 % of area up to 80 % of area, where on the image in reflected electrons, captured by scanning electron microscope, surface of toner, coloured by ruthenium tetroxide, fraction of ruthenium tetroxide coloured regions varies from 10 % of area up to 40 % of area.EFFECT: providing toner which has excellent low-temperature fixation and prevents scattering of toner and blurring of background.7 cl, 4 dwg, 3 tbl

ethod of producing visual effects on rotating table for 3-d surveying and device for implementation thereof // 2599272
FIELD: photography.SUBSTANCE: invention relates to devices for 3-D surveying. Method substance is as follows: an unstable surveying object is placed or fixed on the rotating table, rotation axis of which is located at constant or variable angle to direction of gravity, and surveying is performed by using a photo or video camera, located on the rotating part or on the non-rotating part of the device. Device for implementation of this method is a rotating table, rotation axis of which is fixed on the swinging bracket with possibility to be located at angle to a vertical or having the possibility to smoothly change the angle, in particular - from positive to negative (i.e. from left inclination to right inclination).EFFECT: producing new visual effects.7 cl, 1 dwg

ethod of photographing controlling, device and terminal // 2599177
FIELD: photography.SUBSTANCE: invention describes method of photographing controlling, device and terminal. Method includes the following actions: obtaining object movement speed on picture to be taken by terminal; determining whether movement speed is within predetermined range of velocities; and focusing on object, if speed is within predetermined range of velocities. According to this method object speed on the picture to be taken, can be supplied as feedback, focusing process can be controlled; therefore, when object is on picture to be taken, is moving, terminal chamber can automatically follow object and be focused on object, that makes process of focusing to be more automatic and less time-consuming.EFFECT: technical result is faster focusing and higher moving objects image quality.15 cl, 11 dwg

Element for electrostatic images formation and methods of its application // 2598904
FIELD: information technology.SUBSTANCE: present invention relates to a new image forming element, namely element forming hidden electrostatic images, which is able to generate hidden electrostatic image by means of single-step process of charging. Declared group of inventions includes method of hidden electrostatic image formation, electrostatic images generator and image forming device for forming images on the recording medium. Method of hidden electrostatic image formation involves use of the element for electrostatic images formation, additionally containing: base, charge generating layer applied to base, and layer with charge transfer containing charge transferring molecules located on charge generating layer, wherein electrostatic images forming element is light-sensitive, selective light exposure of electrostatic images forming element surface and electrostatic images forming element surface charger, wherein charge is not accumulated by exposed surface of electrostatic images forming element and is accumulates by not exposed surface of electrostatic images forming element.EFFECT: technical result is a method of hidden electrostatic image forming without need of photo-discharge period limiting speed of image forming device operation, and limiting geometry of image forming device, as well as in ensuring element of electrostatic hidden images forming, which enables to obtain an electrostatic hidden image by regulation of charge accumulation without application of traditional aftercharge photo-discharge, thereby reducing number of steps of method, and eliminating limitations on system operation speed, caused by time of charge carriers transfer after light exposure.10 cl, 1 tbl, 5 dwg
Sustainable toner // 2598843
FIELD: printing.SUBSTANCE: present invention relates to toner containing sustainable material. Described is amorphous polyester toner resin consisting of a depolymerized polyethylene terephthalate (PET) polyol monomer, diacid monomer or anhydride thereof and an optional diol; wherein said diacid comprises a biodegradable diacid and a non-biodegradable diacid; said PET polyol comprises ethylene terephthalate and PET oligomers; wherein PET polyol has the molecular weight of from approximately 200 to approximately 5,000 g/mol; dibasic acid monomer or its anhydride includes trimellitic anhydride and amber anhydride; optional diol includes biodegradable diol and non-biodegradable diol or both; toner resin additionally includes an optional polyol, optional polyacid or both; wherein the optional polyol and optional polyacid include at least three functional groups; and toner resin has the content of sustainable components of about 70 %. Also described is a toner particle containing the above amorphous polyester resin, as well as an optional second amorphous resin and optional crystalline resin.EFFECT: obtaining toner consisting of mainly biodegradable materials.19 cl, 7 ex
ethod of continuous production of fine toner // 2598841
FIELD: machine building.SUBSTANCE: present invention relates to a method for continuous production of toner particles using a double-screw extruder. Method involves: mixing one or more latexes and other optional components such as wax, a dye, a surfactant to form a toner reaction mixture containing particles, introduction of the mixture in a double-screw extruder, bringing the mixture pH to a value of about 4, addition of an aggregation agent at the pH of about 4, increasing the mixture temperature to not more than 48 °C, transportation of the mixture along the length of the extruder to ensure aggregation of particles to form a unit of particles, freezing the aggregation and coalescence of the aggregated particles to form particles of toner in the extruder, removal of the coalescent particles from the extruder and cooling the toner particles and, optionally, sorting the cooled particles by size, washing the cooled or sorted by size particles, drying the cooled, sorted by size or washed toner particles. Thus the obtained toner particles have the size of not more than 4 µm.EFFECT: this method allows continuous process of producing toner particles without locking the extruder elements with reagents, components or products, such as solid particles, also increases output of the ready product, saves time and costs, and also results in good mass and heat exchange.19 cl

Electroconductive element, process cartridge and electrophotographic device // 2598685
FIELD: electrical engineering.SUBSTANCE: present invention relates to electroconductive element, which charges a chargable element by means of discharge, in particular, to an electroconductive element, which can be used as a charging element, transfer element or similar for use in electrophotographic device, as well as a process cartridge and an electrophotographic device with use thereof. Disclosed group of inventions includes an electroconductive element, process cartridge and electrophotographic device. Electroconductive element comprises electroconductive support and surface layer formed on electroconductive support, wherein surface layer comprises a porous body with continuous open pores, and electroconductive satisfies following conditions (1) and (2):(1) surface potential of electroconductive element after 10 seconds after discharge for charging surface of electroconductive element is 10 V or more, wherein charging surface of electroconductive element is made by corona discharge unit, which is located so that cellular part of corona discharge unit is separated from surface of electroconductive element by 1 mm by applying voltage of 8 kV to corona discharge unit and creation of discharge therefrom; and (2) at application of DC voltage between polyethylene terephthalate film as rechargeable element and electroconductive element and charging polyethylene terephthalate film condition |Vd|≥|Vin|-|Vth| is satisfied in range |Vin|>|Vth|, where Vd is a potential charge of polyethylene terephthalate film, Vin represents a voltage applied between electroconductive element and polyethylene terephthalate film, Vth is voltage of start of discharge.EFFECT: technical result is providing an electroconductive element, having stable characteristic of charge, so that abnormal discharge almost does not occur, even if applied voltage increases, as well as ensuring stable formation of high-quality electrophotographic image.7 cl, 3 tbl, 7 dwg

Toner compositions of biodegradable amorphous ester resins // 2598382
FIELD: printing.SUBSTANCE: invention represents a composition of a toner, which consists of a mixture of amorphous polyetherester resin based on biological matter, crystalline polyetherester resin and a dye, wherein the said amorphous polyetherester resin based on biological matter is obtained by reaction of colophony acid with glycerine carbonate in presence of catalyst, and then the produced colophony diol reacts with dicarboxylic acid. Also disclosed are versions of the toner composition.EFFECT: technical result is producing a toner composition based on biologically degradable material with low emission of carbon into the environment.14 cl, 6 ex

ethod of forming contrast x-ray image // 2598153
FIELD: physics.SUBSTANCE: invention summary consists in fact that template is used, which is illuminated with x-rays in normal to obtain contrast x-ray image, wherein template used is monocrystalline surface with required topology of micro holes, through which monochromatic image x-rays, assuming shape distribution of contrast image, coupled with topology of micro holes, which then irradiates treated surface, and x-ray radiation incident on a monocrystalline surface of x-ray template is reflected from it under Bragg angle. Besides, x-ray radiation may be directed at required angle with variation of radiation energy to meet Bragg conditions.EFFECT: enabling generation of contrast image of monochromatic x-ray radiation for producing surface structures of diffraction elements without affecting deformation distortions x-ray template.1 cl, 2 dwg
Rotary table for 3-d capture // 2598147
FIELD: photography.SUBSTANCE: invention relates to devices for 3-D survey and for stereophotography. Essence of invention in following at slow (for example, 1 revolution per minute) rotation of table and good illumination, modern digital photographic and video cameras enable to obtain images with required resolution without stopping rotating object to be captured. Rotary table for 3-D capture comprises horizontal rotary surface connected with a motor, has an electric motor with constant rotation speed, and is located near a video camera, or photographic camera, controlled by a pulse selector. Motor with constant rotation speed is a synchronous three-phase electric motor, or DC motor with a working current stabilisation system, or permanent magnet motor.EFFECT: simplified design and production of new visual effect.1 cl

Powder container and image forming apparatus // 2597681
FIELD: printing.SUBSTANCE: present invention relates to a powder container containing a powder, such as a toner, and also relates to an image forming apparatus, where powder is transported from the powder container to its final destination. Declared group of inventions includes an image forming apparatus and powder container, wherein the powder container can be attached to a powder refilling device in the longitudinal direction; this device includes a transportation nozzle to transfer powder, a nozzle opening in the transportation nozzle to receive powder from the powder container, and an engaging element of the powder refilling device to hold the powder container by means of transverse displacement of powder container, wherein the powder container comprises a conveyor that makes it possible to transport powder from one end to the other end in the longitudinal direction, the latter having an opening, a toothed wheel that make it possible to use the external driving force to move the conveyor, a nozzle receiver arranged on the container opening that is configured to receive the insertable transpiration nozzle and an engaged section of the container which is arranged outside of the tooth of the toothed wheel in the radial direction and includes the engaged section, which is engaged with the engaging element of the refilling device, wherein the engaged section is arranged in such a manner that it aligns longitudinally the opening of the transportation nozzle, when the powder container is attached to the powder refilling device.EFFECT: development of the powder container into which a transportation nozzle can be inserted and which is configured in such a manner that it is possible to hold the powder container in the refilling position inside the refilling device, so that powder can be consistently transported from the powder container to the refilling device; additionally, the development of an image forming apparatus which includes a powder container.54 cl, 67 dwg

Primary colour cartridge, developer supply cartridge and electrophotographic image forming apparatus // 2597669
FIELD: photography.SUBSTANCE: disclosed process cartridge comprises electrophotographic photosensitive drum, developing roller for developing an electrostatic latent image formed on said electrophotographic photosensitive drum with help of developer, section of t developer of receiving side for developer, developer receiving hole for receiving developer in said section of developer of receiving side, valve section of receiving side, rotating between position for allowed reception of developer for opening said developer receiving hole and position of prohibited reception of developer for closing said developer receiving hole running section of the receiving side, rotating for an interrelated rotation of said section of gate of receiving side between position for allowed reception of developer and position of prohibited receiving the developer, wherein said rotation section of receiving side includes first working section of receiving side, which occupies working position when said valve section of receiving side is in developer prohibited reception position, and second working section of receiving side, which occupies working position when said valve section of receiving side is in position for allowed reception of developer, and control element, moving between position for control of rotation of said rotary section of receiving side and retracted position, displaced from position of control to allow rotation of said rotary section of receiving side, wherein when said control element occupies adjustment position and said first working section of receiving side occupies working position, said control element is engaged with said first working section of receiving side and when said control element occupies adjustment position and said second working section of receiving side occupies working position, said control element is engaged with said second working section of receiving side.EFFECT: technical result consists in creation of primary colour cartridge with developer source, in which there is possibility of installation and removal of cartridge for supplying developer and primary colour cartridge in main assembly of imaging device independently from each other, without loss of developer, as well as preventing loss of developer through hole for feeding developer or through a hole for receiving developer.9 cl, 28 dwg

Toner composition with charge control agent-treated spacer particles // 2597618
FIELD: printing.SUBSTANCE: invention relates to methods of producing toner. Invention discloses toner particles comprising a shell and a core, wherein shell includes charge control agent-treated spacer particles that cause protrusions from toner particle surface. Also disclosed is a method of producing such particles.EFFECT: obtaining stable characteristics of toner particles during operation.13 cl, 1 dwg, 1 tbl, 4 ex

Electrophotographic photosensitive element, process cartridge and electrophotographic device // 2597611
FIELD: photography.SUBSTANCE: invention relates to electrophotographic photosensitive element. Element comprises base, conducting layer formed on base, and photosensitive layer formed on conducting layer. Conducting layer contains binding material, first metal oxide particles and second metal oxide particles. First metal oxide particles are particles of titanium oxide coated with tin oxide doped with phosphorus, tungsten, niobium, tantalum or fluorine. Second metal oxide particles are uncoated titanium oxide particles. Content of first metal oxide particles in conducting layer is not less than 20 % by volume and not more than 50 % by volume in terms of total volume of conducting layer. Content of second metal oxide particles in conducting layer is not less than 1.0 % by volume and not more than 15 % by volume in terms of total volume of conducting layer and not less than 5.0 % by volume and not more than 30 % by volume in terms of content of first metal oxide particles in conducting layer. Invention also discloses process cartridge and electrophotographic device.EFFECT: invention provides electrophotographic photosensitive element, which practically does not leak.5 cl, 5 dwg, 24 tbl, 8 ex

Compositions of toner // 2597426
FIELD: printing.SUBSTANCE: invention relates to method of producing toner. Method of producing toner involves adding optional dye and optional wax emulsion containing at least one resin to form particles, aggregation of particles to form aggregated particles, enlargement of aggregated particles to form particles of toner, washing toner particles with solution containing metal ion selected from group consisting of zinc, chromium, aluminium, calcium and combinations thereof, where metal ion is metal salt, which is attached to surface of toner particles and involves separation of particles of toner, where at least one resin selected from group, where monomers forming resin consist of styrenes, acrylates, methacrylates, mixtures of butadiene, isoprenes, acrylic acid, methacryl acids, acrilonitriles and their combinations. Disclosed are versions of method.EFFECT: toner containing said agents, has excellent triboelectrification properties.19 cl, 4 ex

Toner, image forming device, image forming method, process cartridge and developer // 2597022
FIELD: printing.SUBSTANCE: present invention relates to toner, image forming device, image forming method, process cartridge and developer. Declared group of inventions include image forming apparatus, image forming method, process cartridge, two-component developer containing toner. At that, toner contains dye and resin, wherein toner has crystallinity CX making 20 or more, and has characteristic dynamic viscoelasticity meter, according to which the logarithmic value logG'(50) of accumulation module (Pa) at 50 °C equal from 6.5 to 8.0, and logarithmic value logG'(65) of accumulation module (Pa) at 65 °C ranges from 4.5 to 6.0, when characteristic of dynamic viscoelasticity meter is measured based on temperature of 40 °C at frequency 1 Hz, during adjustment of value of deformation of 0.1 % and at rate of temperature increase of 2 °C/min.EFFECT: technical result consists in providing toner which reaches limiting level of fixation at low temperature (in particular, in conditions of low temperature and low moisture content) and prevents deterioration of toner flow at high temperature and high moisture content, and its adhesion to toner development in conditions of high temperature and high moisture content is prevented.14 cl, 6 dwg, 2 tbl, 7 ex

Electrophotographic photosensitive element, process cartridge and electrophotographic device // 2596193
FIELD: photograph; electricity.SUBSTANCE: invention discloses an electrophotographic photosensitive element, containing base, electrically conductive layer formed on the base, and a photosensitive layer formed on the electroconductive layer, the electrically conductive layer contains titanium oxide particles coated with tin oxide, doped with phosphorus, tin oxide particles, doped with phosphorus, and a binding material; and if the total volume of electrically conducting layer is represented as VT, total volume of titanium oxide particles coated with tin oxide doped with phosphorus in the electroconductive layer is represented as V1P and total volume of particles of tin oxide doped with phosphorus in the electroconductive layer is represented as V2P, VT, V1P, and V2P values satisfy the following expressions: 2≤{(V2P/VT)/V1P/VT)}×100≤25 and 15≤{(V1P/VT)+(V2P/VT)}×100≤45. There are also disclosed process cartridge and electrophotographic device, which comprise said electrophotographic photosensitive element.EFFECT: obtaining an electrophotographic photosensitive element, in which residual capacity virtually does not increase during image formation, virtually no pattern memory effect and virtually no cracks in the electroconductive layer.22 cl, 5 dwg, 74 tbl, 1 ex

Image forming device and control method thereof // 2596078
FIELD: image forming device.SUBSTANCE: set of invention relates to image forming device, which has transfer device that transfers developing means from plurality of developing units on paper, and method of its control. Disclosed group of inventions includes image forming device control method and image forming device. At that, image forming device comprises plurality of photoconductors, transfer tape, plurality of transfer drums arranged in parallel to plurality of photoconductors, and controller rotating transfer tape, provided that at least one of plurality of transfer drums presses transfer tape in direction of at least one of plurality of photoconductors, interrupting power transmitted on transfer tape to make at least other of plurality of transfer drums press transfer tape in direction of at least other of plurality of photoconductors, waiting until transfer tape rotation stop after interruption of power and controlling at least other of plurality of transfer drums to press transfer tape in direction of at least other of plurality of photoconductors.EFFECT: eliminating problem of transfer tape, transfer drums and photoconductors damage and contamination of printed product due to triboelectrification caused by contact between transfer tape during rotation and photoconductors.9 cl, 15 dwg
Hyper-pigmented fusible black toner // 2594156
FIELD: printing. SUBSTANCE: invention relates to particles black toner, containing amorphous resin, crystalline resin, wax, an optional shell thermal carbon black and optionally black dye. EFFECT: said particles have low dielectric losses and improved accumulation of triboelectric charge. 10 cl, 5 tbl, 5 ex
Powder coated carrier // 2593863
FIELD: chemistry. SUBSTANCE: invention relates to resins for producing carriers for toner for electrophotographic printing. Described is a method of producing latex resins, intended for application of coating on carriers, carried out by batch introduction of a mixture of an anionic surfactant, at least one aliphatic cycloacrylate and at least one dialkylaminoacrylate in a mixture of anionic surfactant with water to produce an emulsion, containing particles of latex. Resins exhibit ξ potential less than -55 mV and are characterised by particle size of more than 85 nm. Invention also describes a method of producing a coated, a coated carrier, a developer, including coated carrier and toner. EFFECT: high stability of latex without undesirable effect on particle size and charge of toner. 17 cl, 2 tbl, 1 ex

Container for powder and image forming apparatus // 2593823
FIELD: packaging industry. SUBSTANCE: invention relates a powder container designed for holding powder, such as toner, and to an image forming device, which provides movement of powder from powder container to destination during movement. Disclosed group of inventions includes containers for powder and an image forming device, wherein container for powder is made in form of cylinder and can be attached to a device for transportation of powder in longitudinal direction of container for powder, parallel to horizontal direction, disclosed device comprises following: transporting nozzle equipped with hole to receive powder intended to receive powder from container for powder and intended for transportation of powder; opening/closing element to open and close hole to receive powder; flange provided on opening/closing element; displacing element to shift opening/closing element for closing holes to receive powder; and part for installation of container to be inserted part powder container, container for powder comprises: conveyor arranged inside container for powder and intended for transportation of powder from second end of container for powder to first end along longitudinal direction of powder container, container neck extending from first end of container for powder, hole to receive nozzle made in container neck, in which must be inserted transporting nozzle made in device for transportation of powder, and connecting part made in container neck and designed for abutment to opening/closing element to move opening/closing element to open holes to receive powder. According to invention at attachment of container for powder to a device for transportation of powder container neck is inserted into part for installation of container and a flange and displacing element are placed inside container neck. EFFECT: technical result consists in development of powder container, which provides powder discharge from outside by insert transporting nozzle and which prevents spillage powder that occurred at extraction of transporting nozzle, and in development of an image forming device, which includes a container for powder. 30 cl, 66 dwg

Toner compositions and methods for production thereof // 2593822
FIELD: printing. SUBSTANCE: present invention relates to resins, suitable for use in toner compositions. More specifically, present invention relates to polyester resins based on biological raw materials, suitable for use in toner compositions, and methods for production thereof. Disclosed toner contains resin consisting of one or more polyester polymers, where at least one of said one or more polyester polymers includes at least one amorphous polyester resin based on biological raw materials, including camphor acid in amount of 1 wt% to 60 wt% with respect to weight of resin based on biological raw materials; and where amorphous polyester resin based on biological material includes at least 45 wt% monomers on based on biological material; and additionally one or more polyester polymers includes at least one crystalline polyester resin, and additionally one or more components selected from a group consisting of pigments, waxes, coagulants and combinations thereof. EFFECT: technical result consists in providing ecologically clean alternative monomers used in production of toner and in production of polyesters for toner, providing resin with sufficiently high glass transition temperature and low equilibrium moisture content, which are desirable properties for electrophotographic charging and merging obtained toner. 20 cl, 2 dwg, 7 tbl

Image capturing device and control method thereof // 2593689
FIELD: optics. SUBSTANCE: invention relates to image capturing device for simultaneous implementation of phase difference automatic focusing (AF) and contrast AF. Device determines a shift amount of an image signal corresponding to a focus evaluation position for every exit pupil area. Device then generates an image corresponding to an image plane position by executing an arithmetic operation processing based on determined shift amount to image signal. Further, device calculates an evaluation value of a contrast of generated image, and calculates an evaluation value of a correlation between images corresponding to different exit pupil areas in generated image. EFFECT: faster and more accurate focusing. 14 cl, 18 dwg

Container for powder, powder feed device and image forming apparatus // 2593686
FIELD: packaging industry. SUBSTANCE: present invention relates to container for powder, serving to hold developer, which is powder and is intended for use in image forming device, such as printer, fax machine, copier or multi-functional apparatus with multiple functions, as well as powder feeder and imaging device, which includes container for powder. Disclosed container for powder contains following: first end in its longitudinal direction, second end located opposite first end in longitudinal direction and including hole, receiver of nozzle, on second end and including hole for receiving nozzle through which is inserted transfer nozzle in image forming apparatus and having inlet hole to receive powder, and shutter for opening and closing holes to receive nozzle. At that, receiver nozzle comprises outer peripheral surface extending in lengthwise direction of container for powder recess extends in lengthwise direction of container for powder and is located on said outer peripheral surface of projecting part, which is installed in cavity and is provided in gate, and said extending part of gate can move in direction of movement of gate along recess. EFFECT: technical result consists in container for powder, having new design, which provides possibility of stable discharge and transportation of powder contained in container by providing possibility of reliable powder unloading beyond container along with prevention of slippage and departure of powder from container, as well as in powder feed device and image forming device. 11 cl, 26 dwg
Active-pulsed night vision system // 2593627
FIELD: physics; optics. SUBSTANCE: active-pulsed night vision device comprises as object illumination source a pulse emitter, and as image receiver EOP with pulse modulation of gain. Moment of connection of maximum gain of EOP is controlled by independent pulse generator, pulse repetition frequency of which differs from pulse repetition frequency pulse emitter. EFFECT: avoiding synchronisation channel between EOP and pulsed illumination system, which enables simultaneous operation of multiple active-pulsed night vision devices in one direction. 1 cl

Cartridge and unit // 2593437
FIELD: instrument making. SUBSTANCE: invention relates to a cartridge detachably mounted on main assembly of an electrophotographic image forming device and to a unit for use with electrophotographic image forming device. Cartridge detachably mounted on main assembly of an image forming device comprises a rotating element, a blade element, which includes rubber part in contact with said rotating element, and a metal plate part to support rubber part, housing made from polymer material to support said blade element and sealing element passing in direction crossing axial direction of said rotating element, arranged on said housing to come into contact with said rubber part and with said metal plate part, wherein said sealing element is formed on said housing by means of injection moulding to seal gap between said blade element and said housing. Technical result consists in prevention of leakage of residual toner from gap between cartridge housing and stripper beyond process cartridge and in vertical sealants for sealing gap between cartridge housing and stripper in contact with stripper in terminal along length of cartridge housing parts, as well as in cartridge and unit, which can improve assembly when sealing element is assembled with housing by means of automatic machine and also can implement assembly with high accuracy to improve sealing characteristics for toner. EFFECT: present group of inventions includes cartridges, detachably mounted on main unit of an image forming device, and units for use with image forming device. 62 cl, 23 dwg

Developing device, developing cartridge, rotational force transmitting part and electrophotographic image forming apparatus // 2593417
FIELD: photography. SUBSTANCE: present invention relates to a developing device, a developing cartridge, rotational force transmitting part and an electrophotographic image forming device which employs a developing cartridge. Disclosed group of inventions includes cartridges, method of fitting a connecting element in frame of the cartridge, used with a cartridge, where said cartridge includes a developing roller which can rotate about axis and said connecting element is configured to take a rotary force for rotating said developing roller, as well as method of removing a connecting element with frame cartridge used with cartridge, where said cartridge includes a developing roller which can rotate about axis and said connecting element is made with possibility of perception of a rotary force for rotating said developing roller. Cartridge includes a developing roller which can rotate around axis, connecting element for force for rotating said developing roller, cylindrical element, movable supporting one end part of said connection element inside cylindrical element part to take up force on side of cylindrical element, first control part, wherein said first control part is deformed radially outward said element to allow said one end part of said connector to disengage in axial direction of said cylindrical element, and second control part for control of deformation of said first control part outside said cylindrical element in radial direction in a state in which one end of said connector is installed inside cylindrical element. EFFECT: technical result consists in development of a developing device, developing cartridge and electrophotographic image forming apparatus used with developing device or said developing cartridge, which improves in order to prevent non-uniformity of rotation of developing roller and in main assembly mechanism for displacement of connection element of main unit to developing device. 21 cl, 31 dwg
ethod for obtaining homogeneous gelatine and polyvinyl alcohol composition // 2592117
FIELD: chemistry. SUBSTANCE: invention relates to chemical industry, in particular, to production of polymer compositions for producing films. Method for producing gelatine and polyvinyl alcohol polymer composition involves mixing of gelatine or its aqueous solution with previously obtained water solution of polyvinyl alcohol, wherein content of residual acetal groups is 10±2.0 wt.% till total concentration of composition not more than 10.0 wt.%. EFFECT: proposed homogeneous polyvinyl alcohol and gelatine composition ensures production of high transparency films. 1 cl, 11 ex
 
2551377.
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