FIELD: transportation.

SUBSTANCE: invention relates to road vehicles and can be used in designs of car-and-tractor trailers. Trailer consists of body, frame and dolly with front and rear wheels towbar. In each of dolly frame side members in their middle part gear wheels interconnected by flexible rod are arranged. Each of wheels is in contact with racks, rigidly fixed on trailer hitch so that one of them is installed above one of gear wheels, and the other is under it. In flexible rod middle part guide bushing rigidly connected to dolly frame is located.

EFFECT: reduced dynamic loads acting on trailer bearing structures as a result of its jerking during tractor train in motion.

1 cl, 3 dwg



Same patents:

Automotive trailer // 2556053

FIELD: transport.

SUBSTANCE: this trailer comprises trailer frame, swivel truck with independent frame, wheels, springs on wheel axles and hitch. Trailer frames and swivel truck frame on hitch side are provided with brackets. Trailer is equipped with lengthwise links arranged nearby springs and articulated by their ends with said brackets and located behind wheel axles. Trailer and swivel truck frames are fitted on spring ends.

EFFECT: longer service life.

1 dwg

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

Semitrailer // 2522476

FIELD: transport.

SUBSTANCE: semitrailer contains platform with ramps located at its front for transported equipment ascending, and wheels mounted at its rear. By its front the platform is connected with frame structure gooseneck with possibility of rotation around lateral horizontal axis, rigid fixation or disconnection. The gooseneck is made with possibility of hinge support by truck coupling unit. At the front part of gooseneck, coupling pin is hinged. The pin is mating to truck coupling unit hole and made with possibility to transfer vertical load to truck coupling unit.

EFFECT: enhancing application of truck for evacuation of quarry equipment due to possibility to be used in coupling with proposed semitrailer.

4 cl, 11 dwg

FIELD: transport.

SUBSTANCE: invention relates to auxiliary equipment for transfer and storage of piece goods, primarily rubber semi-finished blanks and can be used in tire production. Proposed car comprises the frame with posts, drop shelves, front and rear wheels and locking mechanism. Locking mechanism is composed of brake shoes mounted at the plates with holes for receive cams rigidly engaged with spider. Turning of cams make plates with brake shoes be displaced in guide slot made at front wheels brackets by pins fitted in locking mechanism plates.

EFFECT: higher reliability.

5 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Proposed vehicle comprises chassis 1 equipped with cargo-handling gear 3 for replacement of bodies with lock 3 for fastening body rails, rear support rollers 4 and towing coupler 5. Replaceable body 6 comprises rails 7, coupling clevis 8 and cargo extraction and compaction device driven by towing coupler 5 including lock jaw arranged between and coaxially with support rollers 4, chain gearing and draft crossbar with reversing ratchet gear. Upper sides of draft chains are connected with cargo extraction and compaction device while lower sides run over ratchet gear caught with support rollers shaft 4 by lock jaw. Said extraction and compaction device driven by towing coupler 5.

EFFECT: expanded operating performances, higher capacity.

7 cl, 18 dwg

Automotive trailer // 2473448

FIELD: transport.

SUBSTANCE: invention relates to automotive industry and may be used for cargo haulage by cars. Automotive single-axle trailer with two rigid hitches comprises vertical sides. One rigid hitch is composed of attachment on ball-type towing coupler with towing handle hinged directly to trailer body or frame or coupled therewith without hinge to allow height adjustment. With trailer coupled with car, distance from ball-type towing coupler center to trailer wheel rotational axis is smaller than trailer body width by, at least, 1.1 times. Second rigid hitch is composed of articulated or solid beam secured directly to trailer via hinge to allow variation of position in any plane. On car side, it is secured to emergency towing device or towing coupler beam to retain second end of rigid hitch.

EFFECT: better maneuverability and controllability.

3 cl, 2 dwg

Trailed vehicle // 2465165

FIELD: transport.

SUBSTANCE: invention relates to trackless vehicles, in particular to motor-and-tractor trailer design. The trailed vehicle consists of body, frame, dolly, towing beam and axles with steering and driven wheels. On the steering wheels axle, vertically positioned resilient rod is rigidly fixed by its one end, and its other end is provided with splines and accommodated in matching splines of bushing. The bushing is rigidly connected to other two horizontally installed resilient rods the end of which form hinge joints with trailed vehicle frame.

EFFECT: increase in stability of movement of trailed vehicles is achieved.

2 dwg

FIELD: transport.

SUBSTANCE: invention relates to tractor semitrailers. The technological semitrailer contains hitch attachment to tractor chassis, tip-truck platform on it and hydraulic actuator for tilting. The length of the platform is proportionate to the operating width of multirow harvesting machine. The platform is located on the intermediate frame fixed above the chassis frame on the rotating support and able to turn the intermediate frame together with the platform along the semitrailer wheelspan by hydraulic motor.

EFFECT: unloading of root piles from the platform continuously side-by-side to the rows of beetroot pile that is admissible to perform unloading from the wheelspan of the semitrailer.

3 dwg

Foldable trailer // 2461486

FIELD: transport.

SUBSTANCE: invention relates to automotive foldable trailer. Foldable trailer comprises frame (2a, 2b, 2c, 2d) and hitch (3c) mounted thereon on hinge (3a). Said hitch may be folded downward, under cargo bed surface (1). Wheel suspension assemblies (5a, 5b) with wheels (4a, 4b), hub and spring are pivoted to frame (2) and cargo bed surface (1). Said wheels and suspension assemblies may turn to position flush with said surface (1). One or several axles (7) articulated at the center and nearby wheels are arranged between wheel suspension assemblies (5a, 5b). One or several tie rods (3c) are arranged between hitch (3c) and central section of axle (7). Said tie rods drive central section of said axle downward to move suspension assemblies under cargo bed surface (1) and flush therewith.

EFFECT: collapsible car trailer.

7 cl, 5 dwg

FIELD: mechanics.

SUBSTANCE: trolley is aimed for automatic or hand loading and unloading of staff and also for staff storage, as air-passengers' luggage and for its transportation between the airport registration desk and the plane. A trolley has chassis (104) and a storage section (102). A storage section has one or more shelves (108), each of this shelves is angled relative to the chassis (104), in order to let the staff gravitate between loading end (114) and unloading end (116) of the trolley (100). Plug closing construction (118) is on the lowest end of the shelf (108). Plug construction can make a certain position of the shelf (108), when it is in opened position. At least one shelf (108) is in longitudinal direction in the storage section (102) between the upper end and the lower end, in such a way, that automatic staff dislocation under gravity is provided from the loading side to the unloading side of the trolley, when a trolley is on the lift surface.

EFFECT: convenience of usage.

22 cl. 16 dwg

FIELD: transport.

SUBSTANCE: set of invention relates to variable-length coupler assy. Proposed module comprises power cylinder and expandable mechanism composed of breaking pair of articulated levers. Cylinder body and rod as well as levers have end hinged to articulation with vehicle links. Said cylinder has second expandable mechanism composed in a similar way. Both said mechanism oppose in symmetry relative to power cylinder parallel with its lengthwise axis or at the angle thereto. Said end hinges of the rod and cylinder body and those of said levers share common horizontal axles. In compliance with first version, towing ring fitted on said common axle makes a connector on the side of front link axle. Module hinges are secured directly to one of rear link elements. Hydropneumatic system can be connected to drive hydropneumatic system of coupler linkage, or can be an independent system In compliance with second version, ball joints or moving hinges with three degrees of freedom can make said connectors.

EFFECT: higher reliability.

5 cl, 6 dwg

Tractor coupler // 2503552

FIELD: transport.

SUBSTANCE: invention relates to automotive industry, particularly, tractor couplers. Tractor coupler is equipped with four-link suspension and comprises top and bottom axles connected with tractor. Bottom axle is articulated with lengthwise links with coupler yoke connected with coupling link towing handle. Coupler yoke is rigidly connected with towing handle. Lengthwise links can turn about bottom axle in horizontal plane through the angle required for maneuvering.

EFFECT: stable motion, lower metal and labour input.

3 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Motorise vehicle comprises independent drive and is articulated with identical vehicle to make a road-train. Proposed vehicle comprises front steering mechanism, front and rear forward walls, displacement direction control system to set driven vehicle motion path, front device for split joint and directing the driven vehicle, rear coupling devices and mid space. Displacement direction control system to set driven vehicle relative to driving vehicle to straight position. Front split joint devices to guide the driven vehicle comprises complementary coupling/uncoupling devices. Said front devices for split joint and directing the driven vehicle are arranged along vehicle body perimeter and secured under chassis at vehicle front at central axis of the vehicle. Rear coupling devices comprises complementary devices of coupling/uncoupling compatible with aforesaid front coupling devices. Mix space makes internal passage for passengers from one vehicle to another. Road-train comprises two said vehicles.

EFFECT: higher safety.

16 cl, 7 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. proposed articulation is composed of one drive and one driven modules with guide mechanism arranged at their front. Guide-coupler mechanism comprises hitch device and fast coupling-uncoupling device. Hitch device is arranged at driven module above its front to turn about its chassis and to be locked relative to drive module. Said fast coupling-uncoupling devices are composed of two complementary parts one being arranged at rear side of every module and another one at coupler end to make a split part of swiveling coupler. Hitch device has fixed direction relative to drive module and does not depend on driven module rotary axle and its control mechanism. Split joint comprises devices transverse and lengthwise travel and angular stops.

EFFECT: fast engagement/disengagement.

16 cl, 4 dwg

FIELD: transport.

SUBSTANCE: invention relates to towing systems. Proposed system comprises track laid at motorway to allow electric power transmission from power plant, towing truck and power supply line for electric connection between towing truck and car to be towed for charging its storage battery by towing truck. Track features width smaller than car wheel case. Towing truck may move on said track. Every said towing truck comprises several pairs of metal wheels, motor, electrical cables, transmission shaft and differential. Said differential is mounted between transmission shaft and metal wheels to be driven by motor.

EFFECT: safe system for towing hybrid and electric cars at motorway.

2 cl, 6 dwg

FIELD: transport.

SUBSTANCE: invention relates to machine building. In compliance with first version, draw coupler comprises draw lever and two integrated main hinges coupled with draw lever. Proposed device incorporates self-aligning support wheel coupled with additional vertical hinge, and casing accommodating both vertical hinges: main and additional. Additional hinge axle is rigidly coupled with main hinge axle and with wheel axle. Horizontal hinge has axle located in lengthwise-vertical plane and coupled, on one side, with main vertical hinge and with coupler on opposite side. Wheel axle is shifted relative to axle of additional vertical hinge towards coupler. Draw lever free end is secured on casing so that its lengthwise axis and support surface form angle a to be adjusted depending upon tractive effort. Lever attachment point on casing is located above that on coupler. In compliance with second version, couple incorporates self-aligning support wheel, additional vertical hinge and casing accommodating both vertical hinges. main and additional. Additional hinge axle is aligned with than of the main vertical axle, while wheel axle is coupled with said common axle of vertical hinges. Horizontal hinge has axle located in lengthwise-vertical plane and coupled, on one side, with main vertical hinge and with coupler on opposite side. Wheel axle is shifted relative to axle of additional vertical hinge towards coupler.

EFFECT: expanded operating performances.

6 cl, 2 dwg

FIELD: transport.

SUBSTANCE: in compliance with first version, proposed device comprises coupling elements arranged at vehicle front and rear. Said device is made up of two aligned crosswise uncoupling hinges to joint vehicle rear with front of next vehicle. In compliance with second version, proposed device comprises one crosswise hinge with horizontal axle and two limiters of horizontal and vertical displacements along vehicle edges.

EFFECT: higher cross-country capacity.

21 cl, 20 dwg

Trailer tongue // 2420420

FIELD: transport.

SUBSTANCE: invention relates to machine building. Two- or three-axle trailer comprises front and ear axles arranged close to each other and trailer tongue to allow trailer turn without involving front bogie turning about vertical axis and with wheels of aforesaid axles slipping sideways on the road. Proposed tongue can turn in vertical plane (up-down) relative to horizontal hinge(s) at the point the tongue with coupled with the frame by means of flexible elements. Said flexible elements limit tongue turn angle relative to the frame in vertical plane. Flexible elements can adjust stiffness.

EFFECT: higher reliability of trailer tongue.

2 cl, 10 dwg

Vehicle hitch // 2374087

FIELD: transport.

SUBSTANCE: vehicle hitch comprises saddle device fitted on articulated vehicle and round-section coupler pin arranged on semi-trailer clamp. Top hitch is arranged on vertical axles above lower hitch mechanism and is separated from the former by plain bearing. Coupler pin has square-section head coupled with top hitch device and, via round-section part, with power hitch mechanism.

EFFECT: higher controllability.

3 dwg

Towing device // 2332309

FIELD: transport.

SUBSTANCE: invention relates to collapsible transport and transport-engineering appliances, namely to hitch mechanisms and can be used in unitising the said appliances. The towing device comprises a coupling element linked with con-rods and a counterpart rigidly fixed on the semitrailer hitch. The con-rods are jointed by Hook's joint, with vertical joint rotary pins being arranged on the tractor and horizontal ones being located on the con-rods. The Hook's joints are arranged so that their vertical pins are located on the same axial line. The said joints are rigidly fastened on the slider. The slider-to-frame joint allows the slider to move in the tractor crosswise plane. Invention ensures the tractor stability on moving across downslopes by shifting a portion of the semitrailer weight to the tractor off its axis of symmetry and increases the towing device reliability.

EFFECT: higher tractor stability on moving across downslopes and higher towing device reliability.

3 dwg

FIELD: transport.

SUBSTANCE: system comprises draft link (4) with pull tube (5) with pull hinge (6) arranged at its end and electronic control unit (8). Pull hinge (6) can be displaced relative to pull tube (5) by actuator (7) in the vehicle lengthwise axis in preselected path. Electronic control unit (8) is connected to speed transducer (9) to process the speed signal and with said actuator (7). Said electronic control unit (8) incorporates the characteristic that displays a continuous functional adjustment of gap (1) depending on actual vehicle speed.

EFFECT: reliable adjustment of spacing between tractor and trailer depending on actual speed.

17 cl, 7 dwg