Rotary table

FIELD: transportation.

SUBSTANCE: invention relates to road vehicles and can be used in designs of car-and-tractor trailers. Trailer rotary table consists of top and bottom rings with vertical walls, between which ball traveler and locking ring with bent end are arranged in top ring wall conical hole. Locking ring is made from resilient material, and wedge-shape slot is made in its curved end along its length. End surface of bent end is equipped with stops interacting with rotary table top ring wall.

EFFECT: higher reliability and service life of locking ring attachment.

1 cl, 2 dwg

 



 

Same patents:

Trailer // 2546735

FIELD: transport.

SUBSTANCE: trailer includes chassis, body and dolly. The dolly is provided with towbar with engage loop hinged using pins movably located in guiding bushings of dolly frame. The pins are made of resilient material and provided with splines interconnected with mating splines in guiding bushings of towbar. Towbar bushings have splines contacting with the mentioned splines of pins.

EFFECT: better working conditions during combination vehicle coupling.

3 dwg

Coupling hinge // 2529709

FIELD: transport.

SUBSTANCE: invention relates to transport engineering. Coupling hinge comprises coupling seat to receive appropriate joint ball. Coupling seat is engaged with coupling bracket. Coupling seat open edge is arranged so that said coupling ball can displace in one first plane of turn and in one second turn plane other than the first turn plane. First turn plane includes the main coupling hinge pull direction first area. Second turn plane includes the main coupling hinge pull direction second area. Turn first area is larger than turn second area.

EFFECT: higher stability of trailer.

17 cl, 12 dwg

Trailer // 2489294

FIELD: transport.

SUBSTANCE: invention relates to wheeled vehicles. Proposed trailer comprises body and chassis with wheeled car supporting turn-table. Turn-table upper ring is furnished with teeth engaged with gear wheel fitted on flexible rod arranged in guide and splined bush rigidly attached to turn-table lower ring. Compression spring is fitted on flexible rod between said guide and splined bush. Said splined bush at turn-table lower ring can displace in lengthwise direction of flexible rod mirror axis. Said splined bush has its end in contact with height-variable wavy ledge arranged at turn-table upper ring.

EFFECT: higher stability of trailers.

3 dwg

Trailer // 2428345

FIELD: transport.

SUBSTANCE: invention relates to machine building. Proposed trailer comprises chassis and dolly coupled with trailer frame by rotary table. Rotary table consists of top and bottom rings supporting round cross section curved shell and rod with ball mounted thereon. Said rod is provided with check valve. Said round cross section curved shell wall rigidly secured on rotary table top ring has groove made along shell length to receive pin moving therein. Pin is rigidly coupled with rotary table bottom ring and rigidly jointed to ring fluted section. Rings has its surfaces staying in contact with inner surface of aforesaid curved shell. Ring is provided with crosswise web provided with channels accommodating check valves.

EFFECT: decreased trailer wobble.

4 dwg

Full trailer // 2427495

FIELD: transport.

SUBSTANCE: invention relates to machine building. Full trailer comprises body and chassis with rotary table fitted thereon. Rotary table consists of top and bottom rings. Top ring vertical wall face is provided with teeth coupled with gear rigidly fitted on flexible rod. Said rod is arranged to revolve in guide sleeve and be splined in another sleeve. Said sleeves are rigidly fixed on bottom ring of said rotary table.

EFFECT: higher reliability and simplified design.

2 dwg

Road train drawbar // 2397883

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Road train comprises ball head consisting of two parts: upper and lower. Lower part is made integral with drawbar bracket and incorporates circular ledge. Upper part is arranged to move in trailer gooseneck casing. Lower part circular ledge represents a rod with multi thread engaging with mating thread made on its upper part. Square hole is made on top part outer face. Said hole interacts with spring-loaded pin of similar section furnished with handle and fitted to move in gooseneck opening. Face surface of said top part of ball head has diametrically opposite semi-spherical recesses in contact with bal stops. Said stops are arranged on bal head lower part face surface.

EFFECT: higher reliability due to threaded joint made on lower and upper parts of drawbar.

2 cl, 1 dwg

Semi-trailer // 2392162

FIELD: transport.

SUBSTANCE: proposed semi-trailer comprises front and rear semi-frames articulated to move apart and together. Coupling device is mounted on front semi-frame front part. Wheel bogie is mounted on rear semi-frame. Rear semi-frame is furnished with air cylinder arranged at its front and secured thereto to interact with support surface and air cylinder air control valve.

EFFECT: higher reliability.

5 cl, 6 dwg

Trailer vehicle // 2372242

FIELD: transport.

SUBSTANCE: invention relates to trackless vehicles. Trailer vehicle consists of body, frame and mobile truck with rotary circle furnished with hollow spherical enclosure arranged there between. Aforesaid enclosure is rigidly fixed on rotary circle top ring, embraced by semi-sleeve and made from nonmagnetic material. Aforesaid semi-sleeve is made from permanent magnet and rigidly fixed to rotary circle bottom ring. Round-section curvilinear rod is arranged inside said enclosure to move therein, that features magnetic properties and is furnished with lengthwise channels that accommodate bypass valves. Aforesaid rod stays permanently in magnetic field induced by aforesaid semi-sleeve, irrespective of mobile truck turn angle relative to trailer frame.

EFFECT: higher reliability and simpler design.

3 dwg

FIELD: transport.

SUBSTANCE: proposed support incorporates fixed outside tubular body housing inner tube translating there inside. The aforesaid outside tubular trough-shaped body has U-shaped section with its bends' ends furnished with two flanges coming outward parallel to the U-shaped section back. Open part of the said U-shaped section is closed by rear wall (15) to form a guide duct for the aforesaid inner tube (13).

EFFECT: simpler design.

9 cl, 5 dwg

FIELD: agriculture.

SUBSTANCE: agricultural machine contains hitch tongue, leg with mechanical drive for machine support during storage. Mechanical drive of the leg consists of hydro- or pneumocylinder established horizontally and rigidly attached to frame or on the hitch tongue. Rod of hydro- or pneumocylinder is connected to the sleeve by means of axis established in a slot of the first arm of the double-arm lever, having a fulcrum pin which is rigidly attached to the frame or hitch tongue of the machine with the lever attached pivotally to it. The second arm of the lever is executed round and telescopic and established at a straight angle to the first arm. The second arm is supplied by basic roller on the end. The clamp is established on distance from an axis of a basic roller on the frame or hitch tongue of the machine, larger than diameter of this roller and consisting of the "П"-shaped framework with a side hole in which the directing sleeve of a cylindrical finger is rigidly established by one end ground on a cone with rounded off top and freely established in sleeve, and its other end has a head and a bottom central hole in which the compression spring is put and together with it the finger is established in "П"-shaped part of framework which is rigidly attached by extended horizontal shelf to frame or hitch tongue. The sleeve is pivotally mounted in that place where the finger touches an external surface of the telescopic part of the non equal-arm lever, from the left and from the right side of the sleeve there are fixed stops mounted rigidly against surface of the lever.

EFFECT: simplification and acceleration of switching of agricultural machine in storage position.

5 dwg

FIELD: transport.

SUBSTANCE: invention relates to landing gear with support bracket for bolster. Landing gear with support bracket for bolster contains vertical attachment flange (3) made with possibility of bolted connection (60) with outer side (23) of vehicle frame component (20) vertical section (22) which vehicle is used as truck. On the vertical section (22), structural component (40) is fixed, on which component vertical attachment flange (3) rests in vertical direction.

EFFECT: simple and economical version of bolted connection between support bracket and frame component.

12 cl, 6 dwg

Bolster-coupler // 2514321

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Bolster-coupler (1) has bearing plate (2) to be mounted at truck tractor and hooking element (3) to be mounted at truck trailer. Bearing plate (2) serves to engage with hooking element (3). Said hooking element (3) comprises coupling ball (31). Bearing plate (2) has spherical seat (21) and pressure element (23) arranged to displace from release position (230) to retain position (231). Pressure element (23) comprises contact area (232) for contact with coupling ball (31) located at retaining position (231) in spherical seat (21). Actuator (7) is designed to handle locating element (4) and be shifted to locate position, release position and ready position. Note here that bolster-coupler incorporates drive (8) of actuator (7) to displace it from release position to ready position at shifting of pressure element (23) from retain position (231) to release position (230).

EFFECT: higher cross-country capacity.

11 cl, 15 dwg

Truck coupler // 2503573

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Proposed coupler comprises plate with hole to received the pin, pin lock and retainer acting on said lock and displacing from locking position and unlocking position. Coupler comprises safety device with retainer and displacing from locking position and unlocking position. When in locking position, it is directed into aforesaid hole. Lock can be retained in locking position when retainer is in unlocking position.

EFFECT: ruled out unauthorised trailer uncoupling.

40 cl, 14 dwg

FIELD: transport.

SUBSTANCE: invention relates to wheeled vehicles. Proposed full trailer comprises body and chassis with dolly, turntable being arranged there between. Turntable consists of top and bottom rings, ball race and lock ring. Turntable top ring inner vertical generating surface has the ledge interacting at dolly turns with arc-shape variable-thickness resilient plate. Plate center part is rigidly connected to bracket rigidly jointed to turntable bottom ring vertical wall.

EFFECT: higher reliability, simplified design.

3 dwg

Trailer // 2489294

FIELD: transport.

SUBSTANCE: invention relates to wheeled vehicles. Proposed trailer comprises body and chassis with wheeled car supporting turn-table. Turn-table upper ring is furnished with teeth engaged with gear wheel fitted on flexible rod arranged in guide and splined bush rigidly attached to turn-table lower ring. Compression spring is fitted on flexible rod between said guide and splined bush. Said splined bush at turn-table lower ring can displace in lengthwise direction of flexible rod mirror axis. Said splined bush has its end in contact with height-variable wavy ledge arranged at turn-table upper ring.

EFFECT: higher stability of trailers.

3 dwg

FIELD: transport.

SUBSTANCE: invention relates to roadtrains and is intended for regulation of towing vehicle saddle-hitch mechanism linear position during vehicle movement. System for regulation of towing vehicle saddle-hitch mechanism position (4) comprises switching device and control unit. Towing vehicle control unit contains actuators, memory, data storage medium. During regulation of saddle-hitch mechanism linear position (4) the saddle-hitch mechanism (4) is moved forward in response to vehicle acceleration to decrease gap between control cabin (3) and semitrailer (2) at higher speed when towing vehicle (1) performs gear shifting, than when towing vehicle (1) does not perform gear shifting. Command to brake semitrailer (2) relative to towing vehicle (1) is given when saddle-hitch mechanism (4) should be moved back to increase gap control cabin (3) and semitrailer (2) in response to vehicle deceleration thus assisting to move back the saddle-hitch mechanism (4).

EFFECT: regulation of gap towing vehicle cabin and semitrailer during vehicle movement, better manoeuverability, lower fuel consumption.

11 cl, 6 dwg

Automotive coupler // 2478514

FIELD: transport.

SUBSTANCE: invention relates to automotive coupler and to method of its production. Proposed coupler comprises its case 1 and one structural element 2 arranged therein. Said element 2 is aligned in said case 1 to comply with its arrangement and jointed therewith by polymer component 3 with geometrical closure.

EFFECT: optimised design, decreased weight and costs.

19 cl, 7 dwg

FIELD: transport.

SUBSTANCE: invention relates to machine building. Proposed coupler comprises casing and one structural component made of metallic foam. Coupler casing comprises coupling plate and coupler mouth. Metallic foam I located in coupler casing section power flow.

EFFECT: reduced weight.

13 cl, 5 dwg

Trailer // 2465166

FIELD: transport.

SUBSTANCE: invention relates to trackless vehicles. The trailer consists of chassis and dolly interconnected by swinging circle. The swinging circle is provided with hollow shell of curved shape with operating fluid and spheroidal body fixed on curved rod. Curved rod is made of resilient material and rigidly connected to lower ring of swinging circle by its ends. The spheroidal body is provided with two oppositely directed channels. Beginning of channels has horizontal portions gradually becoming helical so that outlets of the latter are located in plane that is perpendicular to longitudinal axis of curved rod. The channels have variable cross-section along their length.

EFFECT: higher efficiency of automotive train trailed units vibration damping.

5 dwg

Road train bolster // 2432292

FIELD: transport.

SUBSTANCE: invention relates to machine building. Proposed bolster consists of swivel connection pivoted to drive truck frame interconnected by pivot rigidly jointed to thrust sheet of semitrailer frame. Surface of said swivel connection that faces semitrailer frame thrust sheet has annular rectangular-section groove to accommodate some spring-loaded rolling balls along its outer vertical generator. Semitrailer frame thrust sheet is provided with adequate-diameter rectangular-section ring ledge. Said ledge has its outer vertical wall provided with semispherical groove to interact with said spring-loaded rolling balls.

EFFECT: ruling out manual coupling-uncoupling jobs.

2 dwg

Trailer // 2258018

FIELD: transport engineering; railless vehicles.

SUBSTANCE: proposed trailer consists of frame and roll-under truck between which slewing circle is installed being made of upper and lower rings engaging through ball race. Curvilinear hollow shell of round section is secured on inner surface of upper ring which accommodates movable spherical body provided with parallel channels with check valves arranged in diametric plane of ring and rigidly installed on curvilinear rod whose ends are also rigidly connected to lower ring. Said rod engages with inner surface of hollow shell through sealing members in its end face parts. Shell is filled with working fluid. Some ends of channels of spherical body can be made conical.

EFFECT: improved reliability and stability of running of tractor trailers.

2 cl, 5 dwg

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