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Device for finishing of variable structures for pipe making machine Invention relates to metal forming and can be used at pipe making machines. Two plates are permanently connected to slide along two vertical arms carrying forming rolls mounted at shoes sliding in guides arranged at said plates. Note here that said shoes are driven by levers articulated with said plates and interconnected by con rods, two of the latter being articulated with said levers and secured to the bed. |
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Standless sheet bending mill for making channeled sheets Invention relates to metal forming and can be used for making channeled sheets for light metal structures. This comprises two vertically-looped pull chains arranged at its edges, their hinges being composed of rollers designed to interact with top stationary idle counter rollers for edge contouring. Note here that channeling forming elements are arranged between top braches of the chain and composed of idle flutes made up of self-lubing antifriction metal-graphite composite. |
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Invention relates to metal forming and may be used for radial expansion of container housing. Container cylindrical housing with lengthwise weld is produced. Collar is made at, at least, one end of said housing. Housing is locked around said collar in as-suspended by means for collar locking and radially expanded from locked end towards suspended end by flexible forming tool. Note here that forming tool has continuous peripheral surface of expansion. Besides, there is the means for radial adjustment of diametre of said peripheral surface of expansion. |
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Invention relates to metal forming and van be used for making hexagonal nuts of 8th or 9th strength class. Nut features hardness, at least, 170 HV and can be used at strains caused by stress higher than 800 N/mm2. For making the nut billet steel rounds are used containing 0.15-0.35% of carbon and 0.5-1.6% of manganese, iron and unavoidable impurities making the rest. Carbon equivalent (Ceq) is defined by the formula: Ceq = C+Mn/20 where: C, Mn are weight ratio of carbon and manganese making at least 0.23 wt %. Rolled stock is subjected to abortive quenching with self-tempering at making at metallurgical conversion. Rolled stock features yield point is σy≥360 N/mm2, point of maximum load σl≥480 N/mm2, elongation δ5≥28%, and contraction ψ≥60%. Rolled stock is subjected to cold plastic deformation at reduction of 5-20% to make wire to be cut to work pieces. Workpiece is successively deformed by cold die forging at six process passes at hexagon turret die with or with turnover through 180 degrees. Note here that outer hexagon and bore to be threaded are made at axial zone. Nut thread is either cut or rolled. |
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Method of making patterns of foamed polystyrene for production of composite casts Invention relates to metallurgy. One or several elements made of chemically processed metals or alloys are placed in the mould. Pre-foamed cellular polystyrene granules are filled up with or blown in the mould. Granules are subjected to final foaming. After making the pattern, mould is knocked down while elements fitted in the mould are kept in cellular polystyrene pattern. To make a boundary transition layer, alloying elements are applied on element fitted in the mould, say, pint, paste or powder with different concentration of alloying elements or compounds. |
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Injection nozzle for horizontal injection moulding plant Invention relates to metallurgy, particularly, to steel strip moulding at horizontal injection moulding machine. Injection mould connected to metal feed channel is composed of rectangular hollow block of refractory material. Nozzle outlet is located above cooled endless band whereto outflowing melt is fed. Said hollow block is divided, at least once, into segments in direction of moulding. At the point of segments separation, a narrow sealing element is arranged. Slits available at separation area feature width compensating for nozzle thermal expansion in operation. |
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Method of making thin-wall casts of cast iron with ball-like graphite Invention relates to metallurgy and can be used for production of containers for transportation of used nuclear fuel and other radioactive wastes. Proposed method comprises smelting of iron, spheroidising it in teeming ladle and graphitising modification in the mould injection bowl. Said spheroidising is performed in teeming ladle reaction chamber wherein alloys Si-Ba, Ni-Mg and Si-Mg in amount of 1.8-2.2 wt % of initial iron weight are laid in layers and coated with the layer of iron-carbon chips. Modification is made by quick-dissolving moulded inserts and mix of foundry alloys in amount of 0.4-0.7 wt % composed of Si-Mg and Si-Ba at 1:1 ratio. |
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Invention relates to continuous metal casting. Proposed machine comprises multiple casting elements in consecutive contact to make a liquid metal channel. Element 30 can get in contact with gate arranged there above and comprises pipe with liquid metal channel and means 42 to adjust angular position of said pipe about its axis and relative to said gate. Means 42 allow setting said pipe to three different directions. After casting and ladle emptying, element 30 is withdrawn from said gate. Another ladle is fitted in place to fit element 30 in another ladle gate so that pipe element is located at second position and, then, at third position. |
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Mould for making pellets from powders Invention relates to powder metallurgy, particularly, to equipment for compaction of powders. It can be used for making the pellets from fine powders to be added to metal melts as allying additive. This mould comprises upper bed 2 with top male die 4, lower bed 1 with bottom male die 3. Lower bed accommodates opposed side male dies 5, 6 to displace towards each other. Note here that every pair displaces in its plane. Male die cavity is composed by top plate 10, bottom plate 9 and four side plates 12, 13, each stating in contact with working surface of one of male dies to reciprocate towards the center of male die coupled therewith and to displace in the plane perpendicular to male displacement owing to displacement of side plates adjacent therewith. |
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Invention relates to powder metallurgy, particularly, to production of brushes from carbon-based powders. Brush workpiece is made in multicavity mould by vertical compaction. After vertical compaction, horizontal reduction force is applied from the side of the bush working end to make 10-15 % of vertical compaction at specific force of horizontal compaction 30-40% larger than specific vertical compaction force. Multicavity mould comprises female die 1, top vertical male die 2, chase 3, fixed male dies 4, set of cavity inserts to male cavities 6 to be filled with powder. Horizontal male die 8 and extra vertical male die 10 are conjugated in inclined surface 9 with inclination angle α=10…15 to the mould vertical axis. This mould incorporates the element designed to return horizontal male die to initial position and composed by resilient element. |
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Method for obtaining silver nanoparticles in polymer matrixes at laser irradiation Invention refers to nanotechnology and can be used for creation of photonic crystals, optic filters, high-sensitivity sensors and microlasers. A method for obtaining silver particles coated with a ligand cover in a polymer matrix involves reduction of silver nitrite in a reaction solution. The latter is prepared by series addition of solutions of silver nitrite, sodium citrate, sodium oleate and natrium borane to the polymer matrix, as the polymer of which there used is water solution of polyvinyl alcohol or water solution of gelatine. Reduction is performed at irradiation of the obtained solution by laser radiation at the wave length of 510.6 or 578.2 nm. |
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Method of cutting of oscillating part Proposed method comprises relative displacement of part and cutting tool and feed of coolant-lubricant subjected to vibration effects to cutting zone on cutting tool face surface. To decrease cutting forces and to increase dynamic stiffness, said cutting tool is additionally equipped with extra oscillating plate making an extension of cutting plate face surface which is subjected to oscillations at 1 kHz-40 kHz. Note here that chip flow is directed to the surface of said extra oscillating plate. Note also that coolant-lubricant flow and chip flow are subjected to oscillations in said frequency range while said coolant-lubricant flow by free spray. |
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Invention relates to machine building and can be used for drilling holes in stones, concrete etc, for anchor bolts. This drill comprises cutting part with at least three noses spaced apart at drill far end in circle. Every section of said nose has front and rear faces making a connection ridge that serves as a cutting nose and drill body with its far end surface welded to drill cutting part near end to make drill body revolve jointly with drill cutting part. Drill body has dust suck-off channel extending there along so that its far end extends to drill body far end section. Extra dust suck-off channel is made at drill body far end section to extend from dust suck-off channel perpendicularly while extra dust suck-off channel radially outer end is exposed at drill body outer peripheral surface. Drill bit cutting part near end is wholly welded to drill bit far end surface. |
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Work table for processing machines Invention relates to work table for saw discs and/or trimming saws. Work table has workpiece support composed by table surface and workpiece props located beyond table edges. Every prop is mounted at table under its surface by means of rotary bracket to allow the prop turn parallel with table surface. Two props are arranged coaxially by means of their brackets and common support angle to allow angular adjustment of props relative to each other. Said peripheral area is formed by table plate angular rear part terminating in table rear edge. |
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Invention can be used in arc welding apparatus. The supply transformer is three-legged, wherein its primary coil is on the middle leg, and two secondary coils are on the outer legs and are connected to corresponding rectifiers. Each of the secondary coils consists of two parts with the same number of windings, and the rectifiers have a neutral terminal and are connected in parallel to the arc space. |
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Invention can be used for but fusion welding of parts from similar or difference materials. Shim is arranged between faces of parts and has cross-section area Sf p. Shim material is selected with allowance for part material liquidus temperature T°l. Cross-section area of shim part in contact with welded parts is smaller than that of remaining part. End faces of parts are heated by shim current while parts are upset in two steps. Preliminary upsetting is performed by not over 0.5 mm for every part at the temperature of end faces of parts T°f p=0.8 T°l. Said part material liquidus temperature reached, final upsetting is performed by force Pup=0.9σ0.2·Sf p. |
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Method of butt locking of different-thickness parts Invention relates to welding, particularly, to electron beam welding vacuum of different-thickness parts. Said butt locking joint is made between large-depth part, lock base being made at weld edge end, and smaller-depth part to be jointed thereto. Note here that lock base is skewed at 45°≤α≤60°, while welding is effected with butt penetration through entire depth. Lock base can be skewed straightly or in zigzag manner. |
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Invention can be used in making electrodes for hand arc welding of carbon steel and low-alloy steel. The electrode coating has components in the following ratio, wt %: marble 49.5-51.0, fluorspar concentrate 14.0-16.0, ferromanganese 5.0-7.0, ferrosilicon 5.5-7.5, ferrotitanium 8.0-10.0, quartz sand 8.5-9.5, mica 1.5-2.5, talc 1.0-2.0, cellulose 1.0-1.5 and activated ferrotitanium powder with particle size of up to 25 mcm 0.3-0.5. |
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Method of reconditioning pneumatic seeder unit seed disc Invention relates to machine building, particularly, to reconditioning of seed discs and can be used in repair of seeder. Proposed method comprises reconditioning of one side of seed disc with wear of up to 0.1-0.15 mm by application of wearproof coating. It includes also spark processing to produce layer depth to compensate for wear and allowance for further machining. Then, mechanical processing is performed to surface roughness Rα=0.8-1.5 mcm by nonabrasive ultrasound finishing to surface roughness Rα=0.025-0.036 mcm and diamond-like thin-ply 0.5-3 mcm-thick coating is applied based on silicon oxycarbide. Note here that after wear of disc reconditioned side agitator flags are placed thereat to recondition the disc second side. Note also that after wear of pre-hardened second side to 0.1-0.15 mm, it is reconditioned by application of aforesaid coating. |
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Method of making wearproof coating Invention relates to machine building and can be used for making wearproof coatings on part surface with feed of reconditioning compositions on part surface and plastic deformation by nonabrasive ultrasound finishing. Revitalisant layer is applied on metal part surface to perform nonabrasive ultrasound finishing with transverse working head feed relative to part surface at 0.26-0.08 mm/rev to surface roughness Rα=0.3-0.125 mcm. |
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Proposed system comprises control system, computer-aided instrumental support system and at least one flexible production section. The latter comprises processing equipment supported by transport storaging system (TSS) including at least one carrier turning about vertical axis and having cellular sections arranged along carrier periphery to turn independently there about. Besides it comprises means to interchange cargoes between said carrier and processing equipment. To increase efficiency and quality of said interchange, said sections are configured by placing cargo-bearing cells in columns with access zone extending inside the carrier at its initial position or radially. Every said section is secured in turn holder case to turn independently about holder turn axis to horizontal position and further extension therefrom. Said cells are equipped with means to lock cargoes at preset position. Said carrier can turn to some preset positions in number of sections and is equipped with turn drive and controlled locking means. Said comprises means to interchange cargoes between said carrier and processing equipment comprises transceivers with at least one channel of sections extension and return arranged opposite the processing equipment and industrial robots. |
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Method of scalping thermomechanical damages of railway wheels by local plunger grinding Invention relates to machine building and can be used at machining at repair of rolling stock work-out parts, in particular, car wheel band surface. Thermomechanical damages are removed by local plunger grinding. Said damages on wheel rolling surface are ground off by grinding wheel prior to reconditioning the wheel profile by blade tool. Grinding is made unless complete removal of flaws from wheel hardened metal layer to recover metal hardness on wheel rolling surface in zone of allowance for blade tool. |
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Installation for shock-vibrating processing of long parts Invention relates to machine building and may be used for finish machining of part surfaces in containers vibrating at low frequency. Proposed installation of container consisting of shells ring with vibrator arranged at the bed and end walls rigidly mounted at said bed. Said end walls have through openings and pockets under bottom at the angle of 35°-55° towards said shell ring composed of helical drum half, said drum being cut in axial line and mounted of multistart helical drum sections. Sections consist of two subsections composed by three and more isosceles trapeziums and isosceles triangles with interconnected lateral sides and bases in subsection are opposed. Said sections are interconnected by larger bases of trapeziums. Said subsections are integrated in section so that isosceles triangle bases of one subsection are connected with top base of isosceles trapeziums of second subsection while isosceles triangle bases of second subsection are connected with top base of isosceles trapeziums of first subsection. |
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Invention relates to abrasive tool. Proposed material with binder shaped to abrasive wheel comprises ceramic shaped abrasive particles retained by binder. Every said ceramic particle is confined by polygonal base, polygonal vertex and multiple faces connecting said base and said vertex. Note here that adjacent faces are connected by appropriate ribs with mean radius of curvature smaller than 50 mcm. |
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Invention relates to percussion-type tools. This comprises hammer revolved by drive motor, anvil revolved by hammer driving force, end tool attached to said anvil, impact detector, motor rpm variator and main switch. The latter adjusts the motor rpm in compliance with the amount of trigger shift. Note here that at torque smaller than preset magnitude is applied to anvil from outside hammer is disengaged from said anvil to idle and to apply impact to said anvil in direction of rotation after idling through preset angle. Note also that detector detects the impact start at anvil rotation in appropriate direction for rpm variator changes motor rpm to lower magnitude lower that motor rpm before impact. Note that when motor is engaged before impact and when motor is changed to lower rpm, motor rpm can be adjusted to comply with trigger shift amount. |
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Device to control percussion machine working cycle by pressure (versions) Invention relates to percussion machines. It comprises body with slide valve, baffle and rod, piston, spring, impact sensor, working fluid flow sensor, working fluid flow exhaust and control channels. Rod is mounted in the baffle central bore to interact with the slide valve. Said working fluid flow sensor and spring are fitted on said rod. Said working fluid flow exhaust channel can communicate via slide valve bores with back stroke chamber and orifice with working fluid source. Said working fluid flow control channel communicates with working fluid source via control unit and orifice. Piston and body front wall inner surface form the working fluid flow control chamber. Permanent magnet is fitted on said rod at body front wall outer surface. Spring is arranged between piston and baffle. Working fluid flow sensor is composed of ferromagnetic element with control coil connected with control unit. In compliance with first version, impact sensor can be fitted on working tool and is connected with control unit while working fluid flow control chamber can be communicated with working fluid flow discharge channel at open slide valve. In compliance with second version, said chamber can be communicated with back stroke chamber at the hammer back stroke end. |
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Invention relates to percussion-type tools. This tool comprises motor, part swinging axially at motor revolution, drive element, drive part, first air chamber, second air chamber and dynamic damper. Drive element can reciprocate at action of swinging part. First air chamber allows pressure pulsation caused by drive element reciprocation. Note here that said pulsation drives the working fluid. Second air chamber allows pressure pulsation caused by drive element reciprocation Dynamic damper comprises weight and resilient element to apply displacing force thereto. Note here that weight at said displacing force vibrates due to pressure pulsation in second air chamber. Drive part is mounted at swinging part to create pressure pulsation in second air chamber. Drive part and drive element are arranged at opposite side of swinging element. |
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Invention relates to hand tools. Proposed machine comprises case to accommodate drive motor 8 and fan impeller 9, main inlet 4 and air duct 11 extending from said main inlet 4 by drive motor 8 to fan impeller 9. Case 2 has extra inlet 6 communicated with air duct 11. Said extra hole 6 is arranged along airflow between main inlet 4 and impeller 9 in air intake pipe 7 elevated above case wall and inclined to impeller 12. |
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Safety razor device with components turning and rotation possibility Invention relates to safety razor devices. The safety razor device contains a handle with a grip part (14) and a connecting part (16). The connecting part (16) is fastened to the grip part (14) and designed so that to enable rotation relative to the grip part (14) around the rotation axis. The blade assembly is installed on the connecting part (16) by means of a connecting element. The said assembly contains a protective element, a lid, a blade between the protective element and the lid and a crosswise central axis. The said axis passes through the protective element and the lid in a direction perpendicular to the blade. The blade assembly is designed so that to enable turning relative to the connecting element around the turning axis parallel to the blade. The grip part (14) contains a plug (40). The connecting part (16) contains a pin (42). The plug (40) is designed so that to enable reception of the pin (42). The pin (42) contains a terminal (44) and an element (50) generating a return force. The terminal (44) extends outside in a radial direction from the pin (42). The element (50) binds the terminal (44) with the grip part (14). |
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Method and device for checking track for parallelism with log frame lengthwise axis Invention relates to woodwork and can be used for checking the track for parallelism with log frame lengthwise axis. Proposed method comprises vertical transfer of log frame lengthwise axis direction set as tightly stretched string to rail level and measurement of difference of distances from obtained pint to one of the rails at different points over track length. Transfer of string projection on rail level is executed with the help of reference square and device composed of two plane-parallel supports, main support with bottom thrust for location over rail head inner surface and auxiliary support to make a metrological basis. Difference in distances from top thrust is measured by contact method with the help of indicating gage or trammel. Device for checking the track for parallelism with log frame lengthwise axis comprises two supports, reference square and level gage. Auxiliary horizontal support with adjusting screw and top thrust and main horizontal support with bottom thrust are composed of two plane-parallel bars. Horizontal supports are arranged across the track and set horizontally by level gage with the help of adjusting screw. Bottom thrust serves to locate the main support over rail hear working surface. Top thrust at auxiliary support serves to secured the metre thereat. |
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Invention relates to construction, particularly to production of cellular concrete particles. Proposed method comprises separate preparation of mortar and water, making foam of surfactant and water, mixing said mortar with foam, foam making, moulding the mix in the mould and thermal processing of article. Mortar is made by mixing water and cement at the following ratio, in wt %: cement - 25.0-58.0, water - 43.0-29.0. Cement is added into vessel with water at constant mixing to obtain homogeneous mortar. At a time, foam-like medium is made by mixing anionic and/or nonionic surfactant in amount of 0.05-0.2% per 30.0-9.0% of water degassed by thermal treatment at 20-95°C. Mixing is conducted by rubber disc fitted on drive shaft at 1000-3000 rpm. Obtained foam-like medium is added to mortar and mixer by mixer composed by piston engaged with drive to reciprocate vertically to produce homogeneous mass. Said mass is poured into molds and solidified at 1-37°C. Now, semi-finished moulded article is withdrawn to be cured at ambient temperature to solid state. |
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Mixer comprises frame accommodating bowl running in bearings relative to its axis and bracket mounted at vertical post with mixing vaned shaft, vane drive and bowl rotary drive. Mixing shaft axis is located parallel with bowl rotary axis. "П"-like fork is fitted at mixing shaft end with vanes rigidly fitted at fork ends. Note here that vanes in horizontal plane are turned inward at 10-12 degrees to diametre towards vector of rotation speed. Note also that said vanes in vertical plane are inclined at 10-12 degrees to vertical in direction of vector of rotary speed. Bottom and top ribs of said vanes are wavy. |
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Invention relates to metal forming equipment, particularly, to presses with electromagnetic transfer of pressure to plunger or plate. Electric press comprises bed, stator with excitation winding, slide, rod and reverse stroke system. Stator consists of transverse rod carrying excitation winding and two lengthwise round-section rods. Armature winding is arranged on lengthwise rods. Slider is composed by two parts embracing lengthwise rods and interconnected by crossbar. Said parts feature external envelope with its coordinate in polar system of coordinates satisfies the enclosed relationship. Stator can comprise two guide rods from nonmagnetic material. Slider is equipped with guide bushes embracing guide rods. Bearing plate is made of nonmagnetic material. |
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Nanosized absorbers of ir-radiation in moulded articles Invention relates to sandwiched moulded articles to be used as boards, films for hothouses or as window elements. Moulded article 1 consists of outer layer 2 and inner layer 3 located below outer layer 1 and made of thermoplastic polymer. Said outer layer 2 is made of at least one thermoplastic polymer and at least one nano-sized absorber of IR-radiation 8 selected from tin oxide alloyed with antimony or indium or rare earth metals borides in the form of nanoparticles. Additional additives to mould article 1 can be UV-absorbers, organic IR-radiation absorbers not in the form of particles, stabilisers, antioxidants, dyes, inorganic salts, pearl pigments, radiation reflectors in IR-spectrum near band, anti-sweat means or fillers. Besides, this invention discloses the process of making said article 1 by coextrusion of outer layer 2 and inner layer 3. |
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Invention relates to automotive wheels made of light alloys by hot die forging. Tread between humps is made with recess for tire assembly and has minimum diametral sizes at the zone of joint with disc part. In the zone of recess, the tread is composed of two shells jointed at the tread joint with disc part. Every shell features maximum depth at joint zone and minimum depth at appropriate hump. Geometrical sizes of said shells are related by enclosed relationships. |
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Tire with radial carcass fittings Invention relates to automotive industry. Automotive tire flange fittings consist of three separate elements. Said elements included radial carcass reinforcement 2 composed by reinforcements and connecting two tire beads 3, flange pad layer 4 consisting, mainly, of reinforcements parallel with tire circumference and triangular layer 5 consisting, mainly, of reinforcements 55 making the angle of 10 to 80 degrees with tire circumference. Said reinforcements 55 of triangular layer 5 have flattened cross-section. |
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Invention relates to antiskid device to be fitted on tire. This device comprises antiskid U-cross-section bodies arranged to be fitted on the tire. Said antiskid bodies 1a, 1b, 1c comprises front U-like element 2 and rear U-like element 3. Said front and rear U-like elements have outer parts 2b, 3b and inner parts 2c, 3c with contact elements 6 secured thereto for contact with tire inner or outer surface T. Every contact element features cylindrical shape. Front or rear U-like element is arranged so that its outer or inner part is arranged along tire radial direction while end part of said front or rear part is bent to extend towards front or rear side. Every contact element is secured to outer part extended end part or inner part to receive long end part. |
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Invention relates to drives of transport facilities. In compliance with first and second versions, proposed drive comprises ICE, motor, first input shaft, second input shaft, output/input shaft, first, second and third gears. Said shaft, first, second and output/input shafts are arranged parallel with ICE output shaft. Output/input shaft transfers power to driven part. First set of gears is fitted on first input shaft. Second set of gears is fitted on second input shaft. Third set of gears is fitted on third input shaft. In compliance with first version, with electric vehicle deceleration at step-down gearing braking force is applied at actuation of wheel brakes while motor performs recuperation. In compliance with second version, with electric vehicle deceleration at step-down gearing braking force results from braking by engine. Note here that at step-down shifting from high gear of the first set to low gear of said set, ICE is started and one gear of second set is selected by second shifting unit while recuperation is effected by motor. |
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Device for control over vehicle warming up Invention relates to automotive industry and can be used for control over engine warming up of the vehicle equipped with storage battery charged from external power supply. Proposed device comprises storage battery 6 to feed electric power to motor that drives the vehicle and can be charged by current fed from outside and heater 7 generating heat by said current. Besides, proposed device comprises heat receiver 2 to receive heat of storage battery 6 and current distribution control unit 4 to up heater supply current (Ihe) as temperature of storage battery 6 decreases. It can use the power from external power supply for charging and warm-up. |
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Electric vehicle pantograph slip ring and method of its fabrication Invention relates to sliding current collection, particularly, to slip rings of railway and municipal electric transport and method of their production. Proposed slip ring comprises base and contact surface made of composite including the following components, wt %: graphite - 12.0-60.0, coke 10.0-50.0, iron powder - 2.0-5.0, coke residue making the rest. Besides, it discloses the method of its production including mixing of all components, making the workpiece, workpiece roast annealing, its impregnation, repeated roast annealing and mechanical processing to get said slip ring. |
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Method of locomotive traction motor protection Invention relates to electric vehicle electric equipment, particularly, to protection of locomotive DC motors. Proposed method consists in measuring locomotive traction generator voltage, defining DC traction motor rpm, measuring currents of armatures and excitation windings of all traction motors, isolating minimum magnitudes from said measured currents, defining minimum magnetic fluxes by said minimum currents. Measured voltage of traction generator, defined minimum magnetic flux and measured minimum DC motor current are used to calculate maximum rpm of traction motor at armature minimum current to be compared to maximum tolerable rpm. In case the latter is exceeded, DC traction motors are disconnected from traction generator. |
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Bearing structure for floor panels Invention relates to bearing structure for floor panels that close store compartment arranged under floor in car trunk. Proposed structure comprises two long tail guides 14 for third row seats 70 smoothly sliding over them. Long rail guides 13 are arranged above to cover said store compartment 56 extending back and forth along the vehicle. Multiple panels are supported by engaging stepped parts 18 of long rail guides 14 and engaging stepped parts 57 of store compartment 56. |
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Locomotive electrodynamic brake controller Invention relates to railway transport, particularly, to control over locomotive traction motor braking. Locomotive electrodynamic controller is connected with locomotive control system and comprises armature with traction motor winding, traction motor excitation winding connected to traction generator. Traction motor armature winding is connected in series via contactor with brake resistor. Note here that transistor switch is connected in parallel with brake resistor and traction motor armature winding to maintain invariable brake force. Said transistor switch is connected with locomotive control system incorporating the device to control pulse width in compliance with armature winding current setting the duration of transistor switch ON state. Said device comprises damping circuit including diode and extra resistor connected in series. Extra resistor incorporates capacitor connected in parallel therewith. |
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Rolling stock unit brake cylinder Invention relates to railway transport, particular to brake cylinders with mechanisms for adjustment of clearances between brake shoes and rolling stock wheel rolling surfaces. Cylinder with automatic regulator of clearances comprises case, covers defining the pressure chamber accommodating spring-loaded piston and barometric chamber with rod. Rod extends through pressure chamber cover bore to behind the piston in barometric chamber and is composed by thrust screw of automatic regulator leverage. Spring-loaded nuts are fitted on regulator leverage screw as well as ear to transfer piston force to leverage. Rod end extending from cylinder rear cover has means to secure said cylinder to parking brake. |
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System and method for setting driving time interval Set of invention relates to automotive industry. Proposed system incorporates adaptive system for automatic maintaining of vehicle speed, device to input required speeds and computation module to identify the distance covered and to define driving time interval. It computes tcc, time tadapt, difference between tcc and tadapt and sets the control signal. Proposed method comprises setting of required speeds, indentifying the section of distance covered whereat driving time interval should be defined, and computing time tcc. The latter is required to cover said section with the use of traditional nonadaptive system of automatic speed control. Time tadapt required actually to cover distance section Si with the help of adaptive speed control system. Difference between tcc and tadapt is computed to set the control signal. |
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Invention relates to railway transport, namely, to railway vehicle braking clamps. Car brake system comprises air-operated part including aid pressure control valve, brake cylinder, spare reservoir and three-way valve and mechanical part including leverage and air-operated automatic controller. Both air-operated and mechanical parts are arranged at car roof. Automatic controller is arranged between levers of leverage. Three-way valve is arranged at car roof in brake cylinder rod axis at spacing therefrom equal to piston specified stroke. Air pressure control valve is communicated with brake cylinder and spare reservoir. Air pressure control valves of brake systems of all cars are integrated by brake main line and communicated with engineman brake valve communicated with brake system compressed air source while three-way valve is communicated with air pressure control valve, automatic controller drive and atmosphere. |
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Method of control over train speed and device to this end Invention relates to locomotive hardware to control over train speed. Proposed method comprises control over train speed and automatic control over service brake application and comparison of current train speed with preset threshold speed. The preset speed reached, control system is changed over to mode of keeping said speed. At faults in train schedule, train speeds at yellow and red signal lights are defined by physical and mathematical simulation with due allowance for track blocks profile, length and plan. System to implement described method comprises subsystems connected with CAN-interface of train automatic driving, service brake application automatic control and motion safety control, track and speed transducer units, receivers of locomotive automatic signalling and satellite navigation systems. Additionally, this system incorporates computer-aided workstation for train dispatcher. Stationary and locomotive transceivers are interconnected via radio communication channel. Locomotive transceiver signal I/O is connected to general-system CAN-interface. |
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Automatic brake of vehicle to carry man over staircases and moving stairways Invention relates to automatic brakes of invalid wheeled chairs adapted for motion over stairways. Automatic brake comprises levers with thrust rolls at their free ends. Said levers are pivoted ahead of wheels to be changed from top idle position to bottom working position and to allow rolls to roll over steps or other bearing surface ahead of wheels and to allow dropping down by gravity and holding up above the following step. Levers are spring loaded for locking at top position by springs. Besides, automatic brake comprises support spikes arranged between said levers between lever articulated base and its support roll. Additionally, this brake comprises ratchet-gears. Ratchet wheel of every said mechanism is aligned with one of chair wheel and rigidly jointed therewith. Every support spike is equipped with rod spring-loaded by resilient element in its axial direction. Friction thrust bearing is fitted at one end of the rod end directed downward and forward while its opposite end directed upward and backward can lock said ratchet wheel. |
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Super mobile and superhigh cross-country capacity universal vehicle Invention relates to transport engineering. Proposed vehicle consists of engine, cabin, frame, steering and propulsors. Frame is composed of a regular circle to support propulsors equally spaced apart at gimbal mounts. Started engine interacting with gearbox drives said propulsors via chains. All propulsors are interconnected by said chains. Cabin is mounted at the frame to turn thereabout. At steering wheel turn cabin turns synchronously and parallel with said propulsors in one direction relative to said frame. Cabin can be turned relative said frame with the help of steering wheel booster. Cabin turns the sprocket secured to the tube at cabin bottom center to turn the propulsors, said frame being fixed relative to propulsors and cabin. Movable connection of steering controls is arranged at cabin bottom center. |
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Running gear with reinforced-rubber friction-engagement caterpillar track Invention relates to automotive industry. Proposed running gear comprises drive and gear wheels with cylindrical treads and reinforced-rubber caterpillar track running there over, reinforcing elements being made integral with guides spaced apart over the length. Steel cable embraces reinforcing elements from outside, said elements vulcanised in rubber to make endless track with treads and support surface with grousers. Track reinforcing element is made of strip-like resilient material of spring steel with ends bent in one side while mid part being bent towards said bend ends. Cylindrical tread of drive wheel features larger width than said cylindrical tread by double clearance between inner side of aforesaid guide and cylindrical tread lateral surface. |
Another patent 2513933.