Four-point lever

FIELD: machine building.

SUBSTANCE: invention relates to cargo vehicle axis suspension four-point lever. Four-point lever has four supporting seats (3), from which two supporting seats (3) are made with possibility to be articulated with vehicle axis and two supporting seats (3) are made with possibility to be articulated with vehicle frame. Four-point lever includes made with possibility of torsion, substantially, inscribed into formed by supporting seats (3) trapezoid lever body (1, 2), formed of structure from fibrous composite. Structure from fibrous composite comprises structure (10, 11) with longitudinal fibres matched with supporting seat (3), which covers supporting seat along half of its perimeter, and also passes along lever body (1, 2) parts. Lever has two structures (10, 11) with longitudinally oriented fibres, each of which is associated with one of two pairs (3) of diagonally opposite supporting seats.

EFFECT: enabling possibility to produce lever monolithic body with crosswise arranged ribs from unidirectional fibers, which provides high capacity for perception of loads, higher fatigue strength due to elimination of stresses concentrators and reduced structure weight.

16 cl, 7 dwg

 



 

Same patents:

FIELD: transport.

SUBSTANCE: proposed device comprises engine secured at the vehicle carcass and drive axle engaged therewith by cardan shaft. This device incorporates extra telescopic cardan shaft aligned with reduction gearbox drive shaft. One end of said shaft is articulated with vehicle body without chances of turn relative to its lengthwise axis. Second end is composed of a sleeve with screw grooves. Reduction gearbox drive shaft is made up of two parts coupled by screw slots. Note here that outer part is provided with thrust bearings interacting with said sleeve while screw lines of sleeve grooves and drive shaft slots feature identical spacing.

EFFECT: lower dynamic stress.

2 dwg

FIELD: transport.

SUBSTANCE: proposed device comprises propulsor secured at vehicle carcass, drive axle and extra conical reduction gearbox. Extra conical reduction gearbox housing is rigidly coupled with spring, driven gear is engaged with drive axle body while drive gear is engaged via telescopic driveline with vehicle frame. Drive axle reduction gearbox gear ratio equals that of said extra reduction gearbox.

EFFECT: decreased torque variations.

1 dwg

FIELD: transport.

SUBSTANCE: device for independent suspension wheel alignment includes bracket and plates with sockets for eccentric sheaves, adjusting bolt with eccentric sheave immovably installed on it. The bolt is secured on the bracket by means of nut through eccentric sheave installed under the nut and made capable to be moved during installation in direction of bolt axis only. At the threaded butt end of adjusting bolt, additional recess or spanner shank is made. Plates and eccentric sheaves are made with marks for camber and caster adjustment. The marks are located with variable pitch so that when bolt is turned for an angle created by adjacent marks wheel alignment angles change for the same amount. Eccentric socket is made so that to limit bolt turning in one or other direction to an angle not exceeding 180°.

EFFECT: reduced wheel alignment labour input due to possibility to rotate adjustment bolt and fix it with nut from one side of bracket, visual control of adjustment bolt movement amount during its rotation and unique dependence of bolt movement direction upon direction of its rotation.

5 dwg

FIELD: transport.

SUBSTANCE: method for elimination of transferred torque value change caused by aggregate angular oscillations around its driving shaft. This method differs in the fact that additional turn of aggregate's driving shaft relative to its body is made for angle determined by expression φat/i, where φa is - aggregate's driving shaft turn angle relative to its body; φt is turn angle of shaft which actuates aggregate's driving shaft relative to body of the first shaft; i is gear ratio from the first shaft to the second shaft. Device for torque stabilisation on vehicle driving wheels containing propulsion device attached to vehicle body, swinging on axis driving axle with bevel gear speed reducer to transfer torque to driving wheels connected with propulsion device by universal-joint drive has in its driveline chain two coaxial shafts the facing ends of which are splined at different angles to axis of shafts which shafts are connected by splined bushing being shifted in axial direction by drive proportionally to driving axle turn angle relative to longitudinal axis of driving shaft of axle bevel gear speed reducer. Bushing shift drive consists of two hydraulic cylinders connected by pipelines. One of hydraulic cylinders by its one end is connected with vehicle body, and by its second end - via bearing with splined bushing. The other hydraulic cylinder is connected with vehicle body and driving axle.

EFFECT: equality of turn angles of driving axle relative to speed reducer driving shaft axis and one mentioned shaft relative to the other.

3 cl, 2 dwg

FIELD: transport.

SUBSTANCE: invention relates to suspension of wheeled vehicles suspensions. Axle suspension comprises axle boom and levers crossed with axle boom at its both ends. Levers rest on the vehicle. Every lever consists of at least one front and one rear sections. Cup are made at both said lever sections. Cup inner sides extend axially to abut on axle boom lengthwise section. Lever section are coupled by appropriate tightening elements. The latter extend from axle boom opposite sides and across said boom.

EFFECT: simplified assembly and design.

18 cl, 8 dwg

FIELD: agriculture.

SUBSTANCE: invention concerns agriculture, particularly, a suspension bracket for a self-propelled agricultural sprinkling machine. A vehicle comprises a frame, a bridge and a suspension bracket. The suspension bracket comprises at least one pair of connecting traction rods. The pair of traction rods, when looked at from the tops, forms "X", and when looked at the side, the rods are parallel to each other. The suspension bracket comprises the first upper pair and the first lower pair of connecting traction rod supports. The upper pair is located in the middle between the opposite ends of the bridge and is located between the lower pair of the traction rod supports. The second upper pair and the second lower pair of supports of connecting traction rods are installed on the main frame. Some ends of the upper pair of connecting traction rods are connected with several ones of the first upper pairs of the traction rod supports, the other ones - with several ones from the second upper pairs of traction rod supports. Some ends of the pair of lower traction rods are connected with several ones of the first lower pairs of the traction rod supports. Other ends are connected with several ones of the second lower pairs of the traction rod supports. The first and second upper pairs of traction rod supports are arranged so that one traction rod from the pair of upper connecting traction rods jointly with one traction rod from the specified pair of the lower connecting traction rods form "X". The other traction rod of the pair of upper traction rods jointly with the other traction rod from the pair of lower traction rods form "X". The suspension bracket comprises at least one pair of connecting traction rods, jointly with each other forming "X", when looked at from the top, in which the first ends are connected with the bridge, and the second ends are connected with the frame. The first and second ends of traction rods are arranged relative to each other so that at least one pair of traction rods is parallel.

EFFECT: invention provides for development of a wheel suspension bracket for a vehicle, which eliminates problems related to movement of rear wheels strictly in a track of front ones, when a bridge swings along an arc relative to points of fixation of a stabiliser of transverse stability.

4 cl, 4 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Proposed suspension comprises triangular link, hydraulic drives and shock absorbers. Triangular link articulates axle center with vehicle body from above. Hydraulic drives articulate axle with vehicle body from below, nearby wheels. Shock absorbers coupled axle with vehicle body nearby wheels.

EFFECT: higher operating efficiency, easier control and servicing.

1 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry, particularly, to automotive suspensions. Industrial vehicle comprises axle beam 2, flexible elements 1 and clamping bridge 4. Said beam is mounted at chassis frame by means of flexible elements. Every flexible element is connected with clamping bridge. Bridge has two arms 5. One arm if seen in direction of motion 29 adjoins the axle beam at front and another arm adjoins it from rear. Both arms are interconnected by cross-arm 6. Every arm is clamped at clamping ledge 8. Said ledge is secured at axle beam lengthwise side. Said cross-arm is spaced from axle beam top side 10. Clamping ledge is arranged at axle beam zero line area 11. Buttress 9 covering axle beam is arranged opposite said cross-arm. At least, one locating device is arranged at clamping bridge and/or buttress.

EFFECT: decreased load at axle beam.

7 cl, 8 dwg

FIELD: transport.

SUBSTANCE: proposed suspension comprises lengthwise element 2 with suspension section 8, support section 10 and axle section 12. Suspension section 8 may turn or is articulated on vehicle frame. Note here that lengthwise element 2 is retained on frame by support section 10. Vehicle axle is arranged on or attached to axle section 12 arranged between suspension section 8 and support section 10. Suspension comprises also cylindrical element 4, 6, 14 made up of vehicle axle or vehicle rotary journal 6. Lengthwise element 2 is made from cast or composite material while hollow cylindrical element 4, 6, 14 is made of weldable material. Note here that said hollow cylindrical element 4, 6, 14 is arranged, at least partially, in axle section 12 and cast therein. Invention covers also method of fabrication of said suspension.

EFFECT: higher reliability.

9 cl, 4 dwg

Four-point lever // 2417904

FIELD: transport.

SUBSTANCE: invention relates to automotive industry, particularly, to four-point levers for axle suspension on transport facility frame. Proposed four-point lever consists of four arms (2, 3, 4, 5) rigidly jointed together in central zone 6 and departing therefrom to form a cross. First two arms (2, 3) of the lever can be pivoted to transport facility frame. Two second arms (4, 5) cfn be connected with the axle of transport by the hinge. Note here that each of said levers has open H-like section 13 arranged across or vertically to cross plane.

EFFECT: simplified design, higher stability at lateral loads.

14 cl, 4 dwg

FIELD: agriculture.

SUBSTANCE: device for position adjustment and reduction of pressure on ground of the control system - steering axle of wheeled grain combine harvester - is mounted on brackets on the beam of the steering axle and the combine body. The device for position adjustment and reduction of pressure on ground is made in the form of a mechanism comprising pneumatic wheels, wheel hubs, a centre clutch, a bearing, the position-loading clamps, and two-way hydraulic shock absorber. The wheel hubs are fixed by the torsion axis with limiters. The position-loading clamps consist of triangular tubular rails with mounting attachment bracket, bearings, silent blocks and power hydraulic cylinders connected to the hydraulic system of the combine and the pressure regulator.

EFFECT: increase in permeability and rate of movement on weak soils.

2 dwg

FIELD: transport.

SUBSTANCE: set of invention relates to snowmobile and front suspension assembly top lever. Snowmobile comprises frame with front and rear parts, drive caterpillar track arranged under frame rear, engine mounted at the frame, drive engaging said engine with drive caterpillar track to transmit traction to drive caterpillar track, front suspension assembly with LH and RH sides, two skis engaged with said LH and RH sides. Every of said LH and RH sides comprises: top lever with at least far and near ends. Both are engaged with the frame. Spindle has top part including ball joint, mid part engaged with bottom lever, and bottom part engaged with appropriate ski of said pair of skis. Said fear end of top lever comprises bushing. Said bushing includes ball joint to engage spindle top part with top lever far end and at least one of LH or RH sides with at least one edge extending, in fact, vertically from said bushing. Front suspension assembly top lever comprises: at least far end, near end, said near end being engaged with said frame, hollow sleeve rigidly connected to top lever far end and at least one ledge extending beyond the bushing, in fact, vertically.

EFFECT: better controllability.

10 cl, 5 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive suspension. Rear axle comprises two suspension levers to swing in vertical plane. Every said lever is provided with the holder of rear wheel hub at its appropriate rear part. Additionally, rear axle comprises deformable crossbar to couple two suspension levers. Every suspension lever has vertical hole made on lever width space and ahead of hub holder axle, between said crossbar and hub holder wherein fitted in shock absorber. Lower attachment of the latter is coupled with suspension lever.

EFFECT: simplified design.

12 cl, 5 dwg

FIELD: machine building.

SUBSTANCE: invention relates to articulated assembly (1) and/or to bearing assembly for the vehicle, first of all for details of the running gear or steering control. Articulated assembly (1) contains the head (4) of the articulated joint, which is penetrated by the axle body (12; 112; 212; 312), and installed with a possibility of movement by at least of sections surrounding the head (4) of the articulated joint of the body and one or several support rings (6) through the gasket with an elasticity of rubber (7). Facing to the axle body (12; 112; 212; 312) the boundary surface of the head (4) of the articulated joint is made as a sleeve located radially inside the surface of the stable-shaped sleeve body (4). The axle body (12; 112; 212; 312) is installed in the head (4) of the articulated joint with a possibility of rotating. The axle body (12; 112; 212; 312) in the sleeve body by means of axial stoppers (20; 120) is protected from axial movement of the axle body (12; 112; 212; 312) with reference to the sleeve body (4).

EFFECT: creation of articulated and/or bearing assembly, in which, on the one hand, the comfort of articulated joint with pre-stressed elastic element is kept, and on the other hand, at the expense of possibility of rotation of the axle body with reference to the head of the articulated joint the protection of slide bearing from breaking or slippage of connection is formed, and therefore the advantages of articulated joint with the pre-stressed elastic element and sliding support are combined.

15 cl, 8 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. This running gear comprises front axle (13) and rear axle (14), stabilisers (18, 19), spring damper system (20), body (12) and one fluid-operated actuator (23). Stabiliser (18) is coupled by lateral end parts with suspensions (17) of front wheels (15) while stabiliser (19) extends to rear axle (14) and is connected by its lateral end parts with suspensions (17) of rear wheels (16). Spring damper system acts on every wheel suspension (17) to rest on carrier body (12) by every end lateral part of every stabiliser (18, 19). Note here that every stabiliser (18, 19) is rigidly coupled with body (12) so that every stabiliser (18, 19) cannot turn about body (12).

EFFECT: new design of running gear.

8 cl, 2 dwg

FIELD: transport.

SUBSTANCE: method for elimination of transferred torque value change caused by aggregate angular oscillations around its driving shaft. This method differs in the fact that additional turn of aggregate's driving shaft relative to its body is made for angle determined by expression φat/i, where φa is - aggregate's driving shaft turn angle relative to its body; φt is turn angle of shaft which actuates aggregate's driving shaft relative to body of the first shaft; i is gear ratio from the first shaft to the second shaft. Device for torque stabilisation on vehicle driving wheels containing propulsion device attached to vehicle body, swinging on axis driving axle with bevel gear speed reducer to transfer torque to driving wheels connected with propulsion device by universal-joint drive has in its driveline chain two coaxial shafts the facing ends of which are splined at different angles to axis of shafts which shafts are connected by splined bushing being shifted in axial direction by drive proportionally to driving axle turn angle relative to longitudinal axis of driving shaft of axle bevel gear speed reducer. Bushing shift drive consists of two hydraulic cylinders connected by pipelines. One of hydraulic cylinders by its one end is connected with vehicle body, and by its second end - via bearing with splined bushing. The other hydraulic cylinder is connected with vehicle body and driving axle.

EFFECT: equality of turn angles of driving axle relative to speed reducer driving shaft axis and one mentioned shaft relative to the other.

3 cl, 2 dwg

FIELD: transport.

SUBSTANCE: invention relates to machine building. Pliable system for the main suspension comprises support bracket 30 and hub post 10 secured to said bracket by pliable joint. Resilient element 40, 41 connects hub post 10 with support bracket 30. Hub post 10 is pressed to preset position relative to said support bracket 30. Support elements 1 allow displacement of hub post 10 relative to support bracket 30 and make a virtual ball hinge between hub post 10 and support bracket 30. In compliance with first version, suspension system comprises above said pliable system and incorporates extra drive motor arranged in the wheel. In compliance with second version, this suspension system comprises said pliable system and is attached to controlled main suspension. Note here that kingpin axle is located between suspension system and wheel or said system is located between kingpin axle and wheel. Transport facility comprises abode described suspension.

EFFECT: perfected performances, simplified deign, decreased overall dimensions.

24 cl, 31 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Proposed device comprises wheel knuckle. Wheel is fitted thereat to run in bearings. Said knuckle has wheel support and guide parts. Guide part is engaged with wheel suspension. Two rotary parts are arranged between retaining and guide parts to be actuated and twisted around rotary axis by appropriate drive. Rotary parts rotate to displace support and/or guide parts in preset direction. One actuator drives said rotary parts in, preferably, opposite directions. Said rotary parts have opposed inclined skewed surfaces. Said skewed surfaces are arranged at preset spacing and furnished with end teeth. Drive fear engages with said end teeth.

EFFECT: ease of manufacture and control.

10 cl, 3 dwg

FIELD: transport.

SUBSTANCE: invention relates to automotive suspension lever. Structural element is composed of metal sheet and comprises suspension lever. Said lever comprises identical-depth forged piece from metal sheet. Said element includes central wall and two flange parts at opposite sides of said central wall. Central wall features single material depth. Flange parts comprises the parts extending upward and downward and composed of continuous dual inverse segment of metal sheet. Depth of every flange part is twice the depth of central wall. Cut ends of metal sheets terminate at central wall and are rigidly secured thereat. Structural element has double-tee profile.

EFFECT: higher stiffness and strength, decreased weight.

16 cl, 14 dwg

Swivel // 2493020

FIELD: transport.

SUBSTANCE: invention relates to swivels. Proposed swivel 1 comprises keeper pin 5, support and flange 8. Keeper pin head axial end has swivel head 4 to take up the force of one- or multi-component bearing device 2, 3. Keeper pin lower end 5a, 5b can be attached to axle beam 10. Flange 8 can apply force to lower area 5a, 5b of keeper pin 5 for connection with the beam of axle 10.

EFFECT: simplified design, higher reliability and longer life.

8 cl, 11 dwg

Torque rod // 2556049

FIELD: machine building.

SUBSTANCE: torque rod comprises the first ring-type polymer part able of connection to a power unit, and the second ring-type polymer part able of connection to the body of a vehicle. A connection polymer piece provides for the connection of the first and second ring-type parts setting them in mutually twisted positions. The connection piece is fitted by a cut on the surface including an outer cylindrical surface of the first ring-type part. Outer peripheral segments of metal ring elements are supported by elastic elements in inner cylindrical surfaces of the first and second ring-type parts. The first rib structure is formed on the surface including the outer cylindrical surface of the first ring-type part, and its edge segment is located in the cut of the connection piece. The second rib structure is formed on the surface including the outer cylindrical surface of the second ring-type part. The second rib structure is fitted by an edge segment which is closer to the first ring-type part than the edge segment of the first rib structure.

EFFECT: reduced weight and increased strength.

7 cl, 8 dwg

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