Engineering elements or units and general measures for producing and maintaining effective functioning of machines or installations and thermal insulation in general (F16)

F16            Engineering elements or units; general measures for producing and maintaining effective functioning of machines or installations; thermal insulation in general(70549)
F16H - Gearing(13641)
F16N - Lubricating(1251)

Brake shoe and braking unit // 2628555
FIELD: automotive industry.SUBSTANCE: brake shoe contains the arc-shaped base, having the outer side in the radial direction to install the brake pad and the inner side in the radial direction, opposite to the outer side. Several loops are also formed at the base near its first end. The loops are aligned along the axis and located at the distance from each other along this axis. Each loop is configured in such a way, that it is possible to insert the fastening pin inside it, by means of which the brake shoe can be attached to the brake mounting support with ability to turn. The fastening pin is fixed in the first and the second loops to prevent its movement relative to these loops. The brake unit contains the mounting support, the brake shoes and the drive actuator. The actuator movement causes the movement of the first and the second brake shoes between the engagement position with the brakes working surface and the position, when it does not contact the working surface.EFFECT: stability of braking and steering dynamics.20 cl, 6 dwg

Combined transmission // 2628554
FIELD: transportation.SUBSTANCE: transmission comprises a drive pulley rigidly fixed to the input shaft, a driven pulley fixed to the output shaft and a gear train comprising a drive gear rigidly fixed to the input shaft in engagement with the driven gear wheel rotatably fixed to the output shaft. The transmission additionally contains an override clutch fixed to the output shaft, on which the driven pulley is mounted. The belt drive is located outside the casing.EFFECT: increased transmission reliability and durability while reducing the risk of injury.5 cl, 5 dwg

Hydraulic damper // 2628552
FIELD: machine engineering.SUBSTANCE: hydraulic damper (10) contains the piston valve (22) fixed at the end of the piston rod (11), the base valve (27), the tank chamber (15). The base valve includes the compression side channel (31). The first coil spring (28) is provided between the first valve (24) and the base valve, and the second coil spring (23) is provided between the first valve and the piston valve. The compression side channel is closed by the first valve near the maximum compression state, reducing the oil flow rate, entering the tank chamber. The second valve (33), passing through the first valve centers and the base valve, regulates the oil flow rate, entering the tank chamber (15), when the pressure is equal to or exceeds the specified level of the pressure in the oil chamber (21b). In the second embodiment, the third valve is provided on the lower part of the first valve.EFFECT: damping force characteristic change.3 cl, 30 dwg

Front friction heating bearing with registration of its operation regimes // 2628547
FIELD: machine engineering.SUBSTANCE: thrust bearing oil film to the registration of its operating modes comprises an annular heel (8) and an annular thrust bearing (10) disposed in the housing (11) of the machine. Heel (8) has a smooth work hardened surface, while the thrust of the working surface (10) are protruding rollers (13) of the small needle martensite friction, side surfaces of which form wedges together with the heel (8). Rollers (13) are arranged on the working surface radii, spaced apart at a distance L = (1.53) h at the minimum diameter of thrust bearing (10), where h - the width of the bead (13). The spherical annular thrust bearing surface zone (10) between the working side rollers (13) are located "abradable thermocouple" (15) protruding above the surface of the thrust bearing (10) by an amount equal to the height of the cylinder (13).EFFECT: creation of the thrust bearing fluid friction, which allows very quickly to register the temperature in the contact zone between the heel and thrust, instantly diagnose its operating modes - fluid friction and mixed friction.4 dwg

Planetary gear of positioning polarimetric optics // 2628544
FIELD: physics.SUBSTANCE: planetary gear of positioning polarimetric optics has a disc with holes formed therein, equidistant from each other and from the disc center, in which the light filters are. A central gear is fixedly mounted on the body of the drive motor, and a disc with four satellite gears, evenly spaced around the circumference and running in the central gear, is mounted on the drive shaft of the drive motor. The gear ratio of the gear pair is 1:1.125.EFFECT: simplification of the planetary gear for positioning the polarimetric optics in the particular case of application, when a problem arises in the astronomical practice not only in the change of the phase shifting plates themselves, but also in turning any one of them to the particular predetermined angle.1 dwg

Device for clipping type clutching // 2628543
FIELD: machine engineering.SUBSTANCE: clutch device includes the first part, the second part, the clamping mechanism and the anti-force mechanism. The first detail is equipped with a set of first dogs. The second part is supplied with a plurality of second triggers. The pressing mechanism is configured to press the first part toward the second part. The opposing force mechanism is configured to form a counter force with respect to the pressing force pressing the first part so that the first pawls and the second pawls are engaged with each other so that the magnitude of the increase in the opposing force relative to the movement of the first part is greater at a position farther on the side of the second part, than in the given position, in comparison with the magnification value for a given position, when the first part is pressed.EFFECT: improving the clutch reaction.5 dwg

Seal insert for ball valve, ball valve seat and ball valve // 2628468
FIELD: construction.SUBSTANCE: sealing insert has the multi-layer structure in which graphite layers alternate with metal sheets. The metal sheets are represented, for example, by steel sheets. The outer parts of the sealing insert are formed by the graphite layers. There are versions for making a ball valve seat with such a sealing insert, and a ball valve with such a seat.EFFECT: Improving the tightness of the ball valve, especially while operating under high temperature conditions and in the presence of fluid media containing solid particles suspended therein.31 cl, 4 dwg
Assembly shaft brake disc // 2628419
FIELD: machine engineering.SUBSTANCE: shaft brake disc contains a hub and two friction rings that are parallel to each other at a distance from each other. Between the friction rings is an insertion element comprising of spokes extending radially outwards in the form of a star, such that the friction rings are joined to the flat sides of the insertion element. The plug-in element has, with a hub, a connection that is a screw connection. The method for manufacturing the shaft brake disc includes the steps of preparing a flat insertion element containing spokes, joining the friction rings on the flat sides of the insertion element, joining the insertion element to the hub and connecting the insertion element to the hub by means of a screw connection.EFFECT: increased resistance to mechanical stress and improved ventilation.17 cl, 6 dwg

Sealing in form of central protuberance for pipe connection // 2628356
FIELD: oil and gas industry.SUBSTANCE: metal-to-metal sealing system, connecting the first and the second pipe elements contains the first sealing configuration, disposed on the first pipe element and the second sealing configuration, disposed on the second pipe element. The first sealing configuration contains the first ring recess and the first ring tooth and the second sealing configuration contains the second ring recess and the second ring tooth. The second ring tooth is located within the first ring recess. The surface of the second ring tooth cooperates with the adjacent first ring protuberance surface, so as to define the first protuberance. The first ring tooth is located within the second ring recess. The surface of the first ring tooth cooperates with the adjacent second ring protuberance surface so as to define the second protuberance. The sections of the first sealing contact of the surfaces elements are axially spaced from the first and the second protuberances.EFFECT: effective sealing and problems preventing in the area of high loads of the deformable central protuberance in the pipe elements joints.23 cl, 5 dwg

Electrical and hydraulic connection device for windscreen washer system feeding and/or distribution // 2628353
FIELD: transportation.SUBSTANCE: group of inventions refers to an electrical and hydraulic connection device for fluid supply and/or distribution system for spraying onto a vehicle's glass and a windscreen washer supply and/or distribution system. The device comprises at least one tube 22 and at least one first conductive cable 21, 34. Tube 22 comprises wall 25 that delimits at least two fluid circulation channels 23, 24, and also delimits channels 23, 24 with respect to the environment, and into which heating element 26 is integrated. The said wall comprises at least one recess 37 open in a direction beyond tube 22 and in which all or a part of said cable 21, 34 is located.EFFECT: simplified device assembly and reduced size.15 cl, 7 dwg

Four-step gearbox for bus // 2628349
FIELD: transportation.SUBSTANCE: four-step bus gearbox contains three modules connected in series. Each module includes a planetary gearbox consisting of a drive shaft, on which a crown gear (CG) is movably mounted on splines, and a sun gear (SG) freely mounted on a driven shaft (DS) with a carrier, axes and satellites rigidly fixed thereon, and an automatic system (AS) of switching. The AS of switching includes a friction clutch, the leading discs of which are connected to the CG, and the driven discs - to the carrier, centrifugal weights and the AS for comtrolling the SG state.EFFECT: simplifying the design, increasing the reliability and reducing the cost of the gearbox.1 dwg

Hose clamp // 2628252
FIELD: machine engineering.SUBSTANCE: open hose clamp is provided with an eyelet tensioner. The tightened state is fixed by the geared portions 15, 23, which are engaged with each other outside the tab area and on the side of the tab 24 facing away from the outer end of the clamping band. In the fixed state, the eye does not experience any effort. Thus, even damage to the outwardly projecting eyelet 24 does not result in the loss of the clamping function of the hose clamp.EFFECT: width of the clamping belt in the ear area is reduced compared to the other full-width areas.5 cl, 4 dwg

Valve for machine driven into action by the flow // 2628248
FIELD: machine engineering.SUBSTANCE: valve includes the valve stem and the valve seat. Moreover, the stem is formed in the valve body with the ability to move relative to the valve seat. The valve body has a first discharge chamber, which is configured such that when the first pressure chamber is created, the valve stem moves toward the valve seat. Moreover, the valve body has a second discharge chamber, which is configured such that when the second pressure chamber is created, the valve stem moves from the valve seat. The first injection chamber, when viewed in the direction of movement of the valve stem to the valve seat, has a projected effective surface loaded with pressure, A1. The second discharge chamber, when viewed in the direction of movement of the valve stem from the valve seat, has a projected effective second pressure loaded surface, with A1<A2.EFFECT: increased reliability, valve safety, easier valve control.11 cl, 2 dwg

Internal sealing cuff with improved locking mechanism // 2628149
FIELD: machine engineering.SUBSTANCE: internal sealing cuff (11) contains a circularly bent, with the possibility of extending the steel tape (2), parts (3, 4) which overlap each other in the radial direction. The inner part (3) tape contains two parallel to each other (21, 22) teeth, which is included in the gearing on a single idler gear (31, 32). The invention is different because each stretch of the gears (31, 32) agreed a separate shut-off gear (41, 42), which using the appropriate spring element (51, 52) is pressed against the corresponding tensioning gear (31, 32) and is in mesh with it. Each shut-off gear (41, 42) is additionally in mesh with the appropriate number (21, 22) of gears.EFFECT: rows of gears, pulling the gears and gear valves form the locking device that can withstand higher loads.19 cl, 11 dwg

Gearbox for motor vehicle // 2628016
FIELD: transportation.SUBSTANCE: gearbox contains three modules connected in series. Each module includes a planetary cylindrical helical gearbox consisting of a drive shaft, on which a crown gear (CG) is movably mounted on splines, and a sun gear (SG) freely mounted on a drive shaft (DS) with a carrier, axes and satellites rigidly fixed thereon, and an automatic system (AS) of switching. The AS of switching includes a friction clutch, the drive discs of which are connected through the splines to the CG, and the driven discs through the clutch housing - to the carrier.EFFECT: simplifying the design, increasing the reliability and reducing the cost.1 dwg

Crude oil pipeline pressurizer // 2627994
FIELD: oil and gas industry.SUBSTANCE: crude oil pipeline pressurizer consists of the single-piece cylindrical metal body and the elongated cylindrical rubber-cord shell, equipped along the axis at the end walls with one sleeve for the air supply to the shell. There are fixing pins on one of the end walls of the shell. The shell is fixed to the end wall of the single-piece cylindrical metal body with the help of one sleeve and fixing pins. The centering elastic elements are fixed on the outer cylindrical wall of the body.EFFECT: device makes it possible to simplify the fastening of the rubber-cord shell to the single-piece cylindrical metal body, to increase the productivity of repair works on the oil pipeline, due to the elongated cylindrical rubber-cord shell to reduce the working pressure of the air or inert gas inside the shell and to increase the safety of the works, performed on the oil pipeline.2 cl, 5 dwg
Adjustable linear motor // 2627993
FIELD: engines and pumps.SUBSTANCE: engine with a return crankshaft includes a crankshaft structure with the first and second frames and the third rod that is located between the noted frames and is connected to them by means of hinges. An amplitude setting device is attached to the third rod, it can be connected to an external device. When the first and second frames move towards or away from each other, the third rod moves radially towards or away from the central axis of the crankshaft structure. The position of the third rod determines the amplitude of the periodic reciprocal motion of the amplitude setting device. By adjusting the positions of the first and second frames, the operator can adjust the amplitude independently of the frequency of the periodic rotational motion transmitted by the rotary motor.EFFECT: engine with a return crankshaft provides periodic reciprocating motion based on the periodic rotational motion of the rotary motor.18 cl, 5 dwg

Cork valve (versions) // 2627992
FIELD: construction.SUBSTANCE: group of inventions is intended for use as cutters of liquids, gases, vapours or flowing granular materials in pipelines or containers. The plug valve includes a valve body with a bypass passage for flowing a fluid, a highly elastic collar annular sealing element supported in a fixed position opposite the aperture of the bypass passage, and a plug pivotable about an axis of rotation in the bypass passage. The plug is supported in a floating manner, overcoming the forces of compression of springs resting against the valve body and pressing the plug against the highly elastic collar ring sealing element. The plug floats between the highly elastic collar ring sealing element and the spring elements, and the medium affects the floating motion of the plug. There is a constructive version of the cork valve.EFFECT: increasing the reliability and tightness of the cork valve.11 cl, 3 dwg

Cageless antifriction bearing // 2627972
FIELD: machine engineering.SUBSTANCE: cageless antifriction bearing relates to the field of machine engineering and designed for application in low-speed high-load machines for the perception of significant radial and one-sided axial loads. The cageless antifriction bearing comprises of an outer (1) and inner (2) ring, limited by the external ends of the bearing, with two race grooves, big and small with a flanged bevel on the edges of the race grooves, rolling body in the form of balls (3). The distance between the conjugate points of the neighbouring race grooves in each ring (1, 2) is 0.731-0.866 of a ball (3) diameter. The rings (1, 2) have common big flanges (4, 7), located between the race grooves on the symmetry axis of the rings (1, 2). Each ring (1, 2) on the side of the outer ends of the bearing has one big flange (5, 8) and another flange (6, 9), smaller in height, with a bevel, which are placed on the opposite ends of the bearing rings.EFFECT: increase in allowed one-sided axial load, effecting the cageless antifriction bearing.1 dwg

Chain actuator for push circuits of noble conveyors or cutting machines // 2627969
FIELD: machine engineering.SUBSTANCE: chain drive (1) contains the drive shaft (3). Drive power or drive torque is transmitted to the link chain (2) by means of the elements (4) that perform the functions of the teeth of the sprocket. Elements (4) are inserted directly into the drive shaft (3) into the sockets (6). The sockets (6) have a depth (X) and the elements (4) have a free tooth height (Y) that is measured between the outer circumference (U) of the drive shaft (3) and the engaging line (WL) of the chain link (2). The ratio of the depth (X) to the height (Y) of the free tooth is between 1:1 and 1:2.5 and preferably not more than 1:2.EFFECT: required stability of the elements that perform the function of the teeth of the sprocket, with their coupling areas in the sockets, a reliable transfer of force from the drive shaft to the link chain.6 cl, 3 dwg

ethod for control terminal working from the motor vehicle clutch position readout system // 2627952
FIELD: transportation.SUBSTANCE: in the method for the control terminal working from the clutch position readout system, the clutch pedal position is controlled, the transition area is defined, determined by the of clutch pedal positions range, in which the control terminal is one of two alternative clutch pedal positions, containing the released clutch pedal position and pedal depressed position. The sliding threshold displacement is also set from the clutch pedal initial position, which if intersected when the clutch pedal position is within the transition area, causes the change of the clutch pedal position and the control terminal from the current position to the alternative position, if the sliding threshold is crossed.EFFECT: starting and stopping characteristics of the motor are improved.22 cl, 7 dwg

Gearbox for hybrid power unit and control method of such gearbox // 2627946
FIELD: automotive industry.SUBSTANCE: gearbox contains an input and output shaft, the first epicyclic gear connected to the input shaft, the second epicyclic transmission coupled to the first epicyclic transmission, the first and the second electric machine connected respectively to the first and second epicyclic transmission. Also, the box comprises of the first gear pair between the first epicyclic gear and the output shaft and the second gear pair between the second epicyclic gear and the output shaft. The first planet carrier of the first epicyclic gear is connected to the second sun gear of the second epicyclic gear. The first sun gear of the first epicyclic gear is connected to the first main shaft. The second planet carrier of the second epicyclic gear is connected to the second main shaft. The first and second gear pairs are connected to the output shaft via a side shaft.EFFECT: gearing without interrupting the torque.16 cl, 4 dwg

Support boot for transmission and distribution of forces for a sensitive pressure basis and system of steps with such towels // 2627922
FIELD: construction.SUBSTANCE: support boot (10) for transmitting and distributing forces over the pressure sensitive substrate includes a base (12) for placement on the base and a retaining element (18) connected thereto. The retaining element (18) has a first opening (20) for the connecting piece (72) and a second opening (22) for the connecting piece (32). The first opening (20) is aligned with the third opening (24) for the connecting piece (72). The three mentioned apertures (20, 22, 24) are arranged T-shaped with respect to each other. The first and third openings (20, 24) are formed by a U-shaped concave metal sheet. The second opening (22) is formed by plates (28) extending at an angle from the ends of the arms of a U-shaped metal plate and bent into a ring. The rack system has a support boot (10) and a mounting rail that is inserted into the opening (20, 22, 24) and the removal of which from the holding element (18) is prevented by the fastening means (56).EFFECT: easy adjustment of the boot.16 cl, 8 dwg
Rescue vessel on air cushion for mobile delivery of injured persons and cargoes from places under emergency situations to temporary accommodation points // 2627916
FIELD: transportation.SUBSTANCE: rescue vessel comprises a cabin with a metal stamped welded frame consisting of load-bearing profile structures, inside which packages of sound-vibration-heat insulation elements are installed. The cabin frame is connected to the ship load-bearing structures by means of a vibration insulation system, which comprises rubber vibration insulators of the upper and lower suspensions of the cabin. The vibration insulators of the lower suspension of the cabin are made in the form of cylindrical helical springs with an integrated damper, each of which comprises a cylindrical helical spring consisting of two parts with oppositely directed ends, one part of which has turns of rectangular cross-section, and the other part of the spring is made hollow. Wherein the counter-directed end of the first part is located in the cavity of the second one. The clearances of the segment profile of contacting spring parts are filled by antifriction grease.EFFECT: noise level reduction.7 dwg

Self-sealing synchroniser // 2627911
FIELD: machine engineering.SUBSTANCE: in the synchroniser, the pinion gear has a conical synchronising surface made in the pinion gear body from the inside with respect to its teeth coaxially to the pitch cylinder of the teeth. The blocking ring is mounted on the hub of the synchroniser with the possibility of axial movement and rotation relative to the hub by an angle determined by the thickness of the blocking tooth. The movement of the blocking ring relative to the pinion gear in the direction of its movement when the gear is actuated is limited by a spring retainer ring installed in the pinion gear. The synchroniser hub is mounted on the shaft splines and the is pressed against the spring retainer ring mounted on the shaft by the spring. The teeth, by means of which the pinion gear is connected to the shaft, are made on the pinion gear and the hub.EFFECT: increased synchronisation moment and increased synchroniser resource.32 cl, 11 dwg

Oil bath // 2627888
FIELD: machine engineering.SUBSTANCE: oil bath contains a body (1) with a liquid lubricant, part of the volume, which is unnecessary for lubricating the gear, is replaced by an insert (5) of foreign solid material inert to this lubricant and rigidly fixed in the bath body to provide required gaps between it and the transmission elements. The insert is located in the bath body of with thererof abutmentto the bottom and bath body walls and with a gap between the insert and the wheel circumference and the insert and the wheel ends. The vertical isert surfaces facing the surfaces of the immersed gear portion are equidistant to the corresponding surfaces of the wheel and form a volume sufficient to accommodate the amount of lubricant sufficient to ensure a normal lubrication of the transmission. The upper insert surfaces are beveled downward into the oil bath.EFFECT: invention optimizes the lubricant consumption.2 dwg

ethod of engine power split // 2627885
FIELD: engine devices and pumps.SUBSTANCE: method uses two universal self-centering systems consisting of an inner base (1) and an outer base (2) separated by a bearing (15). On the inner base are fixed asterisks (3,4,5) with the possibility of rotation relative to the axes (19). On the outer base (2) there are fixed sprockets (6,7,8) with the possibility of rotation with respect to the axes (18). The asterisks (3,4,5,6,7,8) are connected in series by a closed chain (16). On the sprockets (3,4,5) are fixed gears (9,10,11), which have gearing with the gear (12) of the output shaft (13). The motor (20) is connected to the outer bases (2) through the shaft (21) and the gears (22 and 23).EFFECT: simplified design.9 dwg

Device for repairing curved pipeline sections (versions) // 2627812
FIELD: machine engineering.SUBSTANCE: device is a sarcophagus of two trough-shaped parts with flanges around the perimeter and contains sealing units from the sarcophagus sides. Both trough-shaped parts are curved and after installation cover the curved section of the pipeline to form a cavity between the pipeline and the walls of the trough-shaped parts. The distance from the longitudinal axis of the sarcophagus to its walls in the direction from the first sealing assembly to the second sealing assembly is made increasing or equal. Both trough-shaped parts on side are made with an end partition and with a centrally formed notch for forming the first sealing assembly. The second sealing assembly is made of two parts interconnected to allow to cover the pipeline cover. There is a hole in the cover displaced from its geometric center and provided with seals for sealing the pipeline passage area. Trough-shaped parts on the other side are made with flanges for securing the cover thereon after putting it on the pipeline and turning to align the holes for fastening means in the cover and flange.EFFECT: reduced installation time for the device due to floating mechanical seal, adjustable in position relative to the pipe.2 cl, 6 dwg
Device for fixing insulation to wall // 2627809
FIELD: construction.SUBSTANCE: device for fixing the insulation to the wall consists of a fixing sleeve, on which a clamping sleeve is inserted, forming a single unit with a circular clamping plate provided with cutting teeth located along its periphery. The fixing sleeve ends with an expansion zone on one end, and with a circular plate on another end. There is an expansion element inside the fixing sleeve, preferably in the form of a screw. In this case, the expansion element has a head that is integrated into a sleeve with an external thread, in which a polygonal hole is provided. The clamping plate ends in a round flange, inside which there is an insulating cover, and the teeth of the clamping plate have lateral and front sharp edges.EFFECT: simplicity of design with universal functionality and with reliable fixing and fast installation.10 cl, 6 dwg

Device for fixing insulation to wall // 2627805
FIELD: construction.SUBSTANCE: device for fixing the insulation to the wall consists of a fixing sleeve (1) which ends on one end with an expansion zone (2) and on the other with a circular plate (3) where an expansion element (4) is located inside the fixing sleeve (1), preferably in the form of a screw. In this case, the expansion element (4) has a head that is integrated into a sleeve (5) with an external thread, where a polygonal hole (6) is provided in the sleeve (5). The fixing sleeve (1) has a diameter with a gradual decrease, with the largest diameter (D) being on the input side. The length (L2) of the fixing sleeve (1) from the stage to the end of the fixing sleeve is not less than the length (L1) of the expansion element (4) from the point of attachment to the sleeve (5) to its end. The largest internal diameter (D) of the fixing sleeve (1) is larger than the outer diameter (D1) of the sleeve (5) rigidly attached to the expansion element (4). The length of the segment (K) with the largest internal diameter (D) of the fixing sleeve (1) is not less than the length (K1) of the sleeve (5), which is attached to form an integral joint to the expansion element (4).EFFECT: creation of a device with a simple design with functionality and with reliable fixing and fast installation.2 cl, 4 dwg

Arrangement of connecting pipe nozzle // 2627783
FIELD: construction.SUBSTANCE: projecting inner tubular part is formed in the connecting pipe nozzle arrangement, which forms the installation chamber inside the screw connecting part of the nozzle body. The lock nut is in threaded connection with the coupling ring, which is pre-installed inside the screw connection part. A screw part is formed on the outer periphery of the coupling ring, so that threaded connection between the coupling ring and the lock nut inside it is provided. A slope is formed on the outer side of the coupling ring, so that this slope is connected to the slope formed inside the lock nut.EFFECT: simple and efficient assembly of the nozzle bodies without the need to disassemble the lock nut in the process of locksmith works.5 cl, 10 dwg

Decomposable and adjustable metallic packing and its production technique // 2627779
FIELD: mining engineering.SUBSTANCE: packing comprises a plymetal. A plymetal comprises a cellular nanomatrix which has a metalliferous material of a nanomatrix, a metallic matrix that is housed within the cellular nanomatrix, and a degradative agent housed within the metallic matrix. A degradative agent comprises: cobalt, copper, ferrum, nickel, wolframium or the combination that includes at least one of the above-mentioned. A packing comprises the first packing surface and the second packing surface that is placed oppositely to the first packing surface. A metalliferous material of a nanomatrix, a metallic matrix and a degradative agent are selected in such a way that the packing is designed to form a metal-to-metal seal in return for contractive force application. A packing can be made by dint of the metallic matrix, degradative agent and metalliferous material of a nanomatrix powder combination with the composition formation; of the consolidation of the composition with compacted composition formation; of the compacted composition agglomeration; and of the compression moulding of the sintered composition with the packing formation.EFFECT: exclusion of the elements or tools removal from the borehole.24 cl, 18 dwg

External combustion engine piston drive // 2627760
FIELD: engines and pumps.SUBSTANCE: on the inner cylindrical surface of the oblique washer there are leading surfaces in the form of a groove, and the outer cylindrical surface for removing the power has fastenings for permanent magnets of the rotor electric current generator. The unfolding of the grooves guide on the inner and outer cylindrical surfaces of the oblique washer is a sinusoid. The grooves of the inner cylindrical surface are cyclically rolled by the rollers entering the grooves or fingers of two pairs of opposing piston rods inside the oblique washer, and grooves of the outer cylindrical surface are rolled by rollers or fingers of the power take-off mechanisms. The opposing ends of the rods can carry pistons, working and displacing, or counterbalancing weights, passive or active. One of the opposite pairs of pistons can serve as a heat pump, when the pistons' motions of the motor and heat pump pairs balance each other. A phase displacement of the working and displacing pistons is possible. The engine has a symmetrical body, two opposing parts of which are connected by flanges of the crankcase into a single hermetic unit, which allows to maintain the high pressure of the gas working medium longer.EFFECT: mechanism downsizing.50 dwg
Support-pressing unit of face shaft seal // 2627758
FIELD: machine engineering.SUBSTANCE: assembly comprises a sleeve 1 made of elastomer with an axial through hole 2 for receiving a shaft therein. On the outer surfaces of the sleeve 1, two annular shrouds 3 and 4 are formed. At one end of the bushing 1, an annular recess 5 is provided in which a friction ring 6 is mounted. The assembly also comprises two shroud rings 7 and 8 made of metal and a compression spring 9 mounted between the shroud rings 7 and 8. The banding rings 7 and 8 are provided with gears 10 and 11, respectively. The base lines of these teeth are located on the facing ends of the shroud rings 7 and 8. Teeth 10 and 11 have the same height and are oriented parallel to the axis of the shroud rings 7 and 8 towards each other. The height of each tooth is less than the distance between the base lines of the gears 10 and 11 of the respective shroud rings 7 and 8. These gears provide a gear transmission of the rotational torque from the shroud ring 7 to the shroud ring 8 and from the shroud ring 8 to the shroud ring 7.EFFECT: increasing the contact area of the shaft with the element directly providing a seal over the shaft, and increase the rigidity of the transfer of the torque from the shaft to the movable friction ring.2 dwg

Valve and method for controlling valve // 2627755
FIELD: construction.SUBSTANCE: locking valve element can move between the closed position and the fully open position. There is a drive device designed to change the position of the locking valve element. There is a control unit that contains electronic memory adapted to receive and store the value of the limiting value of the valve opening degree. Said value of the limiting value of the valve opening degree characterizes the selected intermediate position between said closed position and said fully open position of the locking valve element. The control unit controls the drive device in such a way that it limits the movement of the locking valve element by the positions from said closed position to said selected intermediate position. There is a valve system containing such a valve, and a method of controlling the valve.EFFECT: simplifying the design and simplifying the control of the valve having the function of balancing.14 cl, 10 dwg

Transmission tunnel block for cryogenic fluid medium and its implementation // 2627747
FIELD: technological processes.SUBSTANCE: group of inventions refers to a transmission tunnel for a cryogenic fluid that can be used as a tunnel for the transmission of liquefied natural gas (LNG). A cladding shell is proposed within which a transport line for a cryogenic fluid and one or more cavities containing a cryogenic insulating material are disposed. A method of mounting such a tunnel and a method of cooling a transport line for a cryogenic fluid in such a tunnel are also described.EFFECT: increased efficiency of pumping.13 cl, 6 dwg

Lubricating film-forming composition and threaded connection for steel pipes // 2627704
FIELD: chemistry.SUBSTANCE: lubricating film-forming composition comprising: from 40 to 80% by weight of base oil, consisting of one or more substances, selected from pentaerythritol ester, fatty acid, trimethylolpropane ester and fatty acid; from 5 to 20% by weight of a solidifying substance, consisting of paraffin wax; and from 10 to 40% by weight of a solid lubricant, consisting of one or more substances, selected from alkali metal salt and hydroxystearic acid; and salts of alkaline earth metal and hydroxystearic acid. The total content of the base oil, solidifying agent and solid lubricant is 85 wt % or more and 100 wt % or less, and the lubricating film-forming composition does not contain heavy metals. A threaded joint for steel pipes, including a nipple and a coupling, is also provided, wherein said threaded joint is provided with a lubricating film that is formed from a lubricating film-forming composition on the surface of the fitting part.EFFECT: improved properties.4 cl, 5 dwg, 2 tbl

Protector for power cable safety in well // 2627523
FIELD: oil and gas industry.SUBSTANCE: protector for the power cable safety in the well contains the housing with the longitudinal cable channel and two clamps. There are transverse grooves in the body from both sides. And the body lateral guides are made in the form of the radius beds to the size of tubing string (TS). The lateral guides are reinforced with the transverse ribs, located along the sides of the transverse grooves. The clamps are made in the form of the tape inserted into the transverse grooves of the body, and are tensioned and clamped into the lock by means of the special device.EFFECT: structure simplification and increase of its reliability.2 cl, dwg

Electric drive // 2627489
FIELD: electricity.SUBSTANCE: electric drive of pipeline valves contains a voltage switch, an electric motor, an output shaft, an electrical network, an external control system. The electric drive additionally contains a gear reducer, the first, second and third position sensors, a power reducer, a manual branch, a torque sensor, a temperature sensor mechanically mounted on an electric motor. The control unit additionally includes a phase sequence analyzer, an output position and speed calculating module, first, second, third and fourth digitizing modules, a control module, a control panel, a digital interface controller, and an analog interface controller. Moreover, the power reducer is mechanically connected to the electric motor on one side, and on the other side - to the instrument gearbox, the torque sensor, the manual branch and the output shaft. At the same time, the instrument gearbox is made in the form of a multistage cylindrical gearbox with mechanically mounted first, second and third position sensors, the shafts of which are respectively mechanically connected to each of the three separate stages of the instrument gearbox. In this case, the first, second and third position sensors are electrically coupled to the first, second and third digitizing modules, respectively, and the torque sensor is electrically coupled to the fourth digitizing unit. In turn, the first, second and third digitizing modules are electrically connected to the output position and speed calculating module, which in turn is electrically connected to the control module. In this case, the control module is electrically connected to a phase sequence analyzer of the supply voltage, a voltage switch, fourth digitizing module, a temperature sensor, a control panel, a digital interface controller, an analog interface controller. Moreover, the digital interface controller and the analog interface controller are electrically connected to the external control system, and the phase sequence analyzer of the supply voltage is electrically connected to the electrical network and the voltage switch electrically connected to the motor.EFFECT: invention makes it possible to increase the reliability of the electric drive, to provide the possibility of remote control, to unify the design of the electric drive, to improve the accuracy of positioning the electric drive output shaft.1 dwg
Composition of random sopolimer propylene for pipe applications // 2627360
FIELD: chemistry.SUBSTANCE: composition contains a random propylene copolymer (A) with, at least, one comonomer selected from alpha-olefins with 2 or 4 to 8 carbon atoms and a nucleating agent (B). The random propylene copolymer (A) contains, at least, a low molecular weight propylene copolymer (low molecular weight fraction) and a high molecular weight random propylene copolymer (high molecular weight fraction). In addition, the polypropylene composition has a polydispersity coefficient (PI) in the range of 2.0 to 7.0, a melt flow rate of MFR2 (2.16 kg, 230C) in the range of 0.05 to 1.0 g/10 min and Charpy impact strength for a notched specimen at 0C, which is, at least, 4.0 kJ/m2.EFFECT: composition has a favorable balance of properties with respect to mechanical properties, including the properties of impact resistance, stiffness/flexibility and workability.16 cl, 3 tbl

Rotary gate valve // 2627326
FIELD: machine engineering.SUBSTANCE: rotary gate valve includes a casing with a flow through part, a locking gate element connected with the rotary shaft. The locking gate element is made of two concentrically mounted ball-formed segments, the rotary shaft is located perpendicular to the axis of the locking gate element. The small ball-formed segment is rigidly connected with the rotary shaft, and the large one has the ability to rotate around it. Fixed stops which have rotational symmetry relative to their axis are made in places where the casing and the large ball-formed segment are joined, and the large ball-formed segment and the small ball-formed segment are joined, grooves are provided on the reciprocating surfaces. Design feature is that the large ball-formed segment rotates around its axis in one direction, and the small ball-formed segment rotates in two directions.EFFECT: creation of a rotary gate valve with two pass-through cross-sections in the presence of only one shaft and one drive makes it easier to design the gate and to reduce its mass.3 cl, 3 dwg

ethod of installing grid in t-joint branch (variants) and grid designed for use in this method // 2627325
FIELD: technological processes.SUBSTANCE: grid of T-joint branch consists of composite rids connected together with a partial overlap. Method of installing grid in T-joint branch involves sequentially arranging ribs of grid in branch parallel to the axis of tee line, with bending around the contour of inner surface. One part of rib in branch is placed, fixed on the inner surface of branch, then the other part of rib is installed by moving relative to the previous one and, after attaching it, components of rib are joined to each other. According to another embodiment of method, before arrangement in T-joint branch, each rib is assembled from the components, the rib is placed in a branch, parts of rib are subsequently fixed thereon, and then parts of rib are joined together.EFFECT: facilitating the installation of grid in T-joint branch and increasing the reliability of grid.12 cl, 2 dwg

otor vehicle hydraulic transformer // 2627263
FIELD: engines and pumps.SUBSTANCE: hydraulic transformer comprises an output engine shaft (14), an input transmission shaft (16), a pump wheel (18), a turbine (22) and a locking clutch (26, 28, 30, 32) between output engine shaft (14) and input transmission shaft (16). Lockup clutch (26, 28, 30, 32) is mounted for connecting input transmission shaft (16) either with output engine shaft (14) or with turbine (22) or with neither of these two.EFFECT: simplified design.8 cl, 3 dwg

ethod for assembling rolling bearing // 2627258
FIELD: machine engineering.SUBSTANCE: method of assembling a rolling bearing that contains concentrically arranged rings with raceways formed on them, between which rolling elements are placed without regard to their different size so that each of the rolling elements contacting the contacting surface with one of the raceways contacts two adjacent rolling elements, rolling elements contacting the same raceway, do not contact each other, and the diameter of the last rolling element is determined by means of a conical tared countercracker, placed to the gap between the installed rolling elements to the stop, the corresponding division of which indicates the value of the total effective total clearance, including the diameter of the last rolling element and the total value of the minimum oil layer between the contacting pairs of the rolling bodies on the length occupied by the rolling bodies between the outer and inner rings.EFFECT: simplification of the method of assembly of the rolling bearing, increasing the accuracy of the assembly of the bearing and its working capacity.2 dwg

Double-rotor assembly for transmitting force to shaft // 2627252
FIELD: machine engineering.SUBSTANCE: double-rotor assembly for transmitting force includes a power head assembly with a spring housing present in it, a plurality of the first spring sets which create a braking force for the first rotor, and a plurality of the second sets which create a braking force for the second rotor.EFFECT: ensuring application of uniform and equal pressure to both rotors, even with uneven wear of the frictional surface.17 cl, 8 dwg

Brake shoe lining for piston-driven disk brake of rail vehicle or load carrier // 2627245
FIELD: transportation.SUBSTANCE: brake shoe lining contains a carrying plate having two spaced apart mounting holes. On the side of the plate carrying the lining, facing the friction lining, beyond the overlapping area of the friction lining, a stiffener with a greater thickness than the adjacent area is located. The stiffener is made in the form of a transverse rib which is located between the holes for fastening the plate carrying the lining or holes for fastening are made therein.EFFECT: increased service life of the brake lining and increased reliability of its operation.5 cl, 3 dwg

Gasket, engine (versions) and automobile // 2627236
FIELD: automotive industry.SUBSTANCE: gasket (105, 2100, 3100, 4100) is an integral part of a round ring shape (101). One gasket surface is provided with lubricating grooves (104, 2130, 3130, 4130), and the central axis of the lubricating groove (104, 2130, 3130, 4130) is a curve (103) or a straight line (102). The engine and the automobile, wherein the gasket is used (105, 2100, 3100, 4100) are also proposed.EFFECT: improved device reliability.26 cl, 12 dwg
Elements of the key segment of the pulley, configuration of the group of segments, design with the cam and the roller and effects of the elements in the transmission system with the synchronized reset of the pulley segments // 2627231
FIELD: machine engineering.SUBSTANCE: transmission system with synchronized permutation pulley segments comprises a central pulley, a key pulley segment support surface on the key pulley segment and the combined group in a transmission system with synchronized permutation pulley segments cams for moving the pulley segment, an array of electromagnets for shifting pulley segments. Central pulley configured to guide rail, which mate with the mating elements of which, includes several arranged in a stepwise manner pulley segments combined vertically arranged to sliding movement. Rails of the central pulley can perform the function of the teeth. The key pulley segment comprises a contiguous segment of a pulley with elongated gears or cantilevered elements and with the elongated part, providing a smooth bearing surface interfacing with a key pulley segment. Joint band comprises a plurality of segments in a stepwise manner pulley combined vertically or created on one or more components adapted to sliding movement. On the inner and outer surfaces of the segments, matched elements and guide rails are made. The cams for moving the pulley segment configured for attachment to the frame or casing. The lever is attached to each roller. Roller and its arm are slidably mounted or rotation in the combined groups pulley segments. The system for moving the cam pulley segment is configured to discrete sequential interaction rollers or fixed elements.EFFECT: improved device reliability.15 cl, 9 dwg
Coaxial elastic torsion bar // 2627217
FIELD: machine engineering.SUBSTANCE: torsion bar contains a mounting plate, to which the body is rigidly fixed in the form of elastic bushing. On the inner surface of one of the ends of the elastic bushing there is a fixing element through which the body of the torsion bar is connected to the vibration damper insert. The insert is made in cylinder form of rigid vibration damper material. Inside the insert there are elastic damping elements in the form of bushings or in the form of elastic core with coaxially fixed damping discs threron. The core consists of elastic part in the form of a rod and a damping part in the form of outer coaxial shell made of polyurethane. The damping discs consist of elastic part in the form of discs oppositely fixed on the elastic core of rigid vibration damping material and a damping part in the form of a disc made of polyurethane.EFFECT: increased vibration and vibration isolation properties.3 dwg

ale and female element for snap joint of two parts of polymer material and respective joint // 2627209
FIELD: technological processes.SUBSTANCE: male element is disposed in the snapping direction and contains, at least, one symmetry plane including the snapping direction. The male element comprises of the following parts downwards in the snapping direction: a head, middle part, a base with cross section, expanding downwards, and a flat support which is perpendicular to the symmetry plane. The head is of tapered shape in section, perpendicular to the symmetry plane and including the snapping direction. The cone centre is pointed upwards. The head, at least, consists of two flat bottom walls symmetrical against said symmetry plane. Each of the flat bottom walls is connected with a flat side wall of the middle part. The flat side walls are symmetrical relative the symmetry plane, wherein each bottom wall of the head shapes an angle from 100 to 120 with a side wall of the middle part, and the head width in the direction, which is perpendicular to said symmetry plane, exceeds the head height in the snapping direction.EFFECT: reliable element snapping for a long period of time.11 cl, 4 dwg
 
2551205.
Up!