FREIGHT VEHICLE Russian patent published in 1994 - IPC

FIELD: transport engineering; wheel suspensions. SUBSTANCE: vehicle has spring-mounted frame 1 with body 1 installed for transverse movement by means of brackets 9 with rollers 3 arranged in cross guide beams 4. Mechanism providing movement of body 2 along guide beams 4 is made in form of planetary reduction gear 22 secured in middle part of frame 1 by means of cross beam 26. Ring gear of planetary reduction gear is made integral with housing and is rigidly coupled with frame 1 by means of beam 26. Carrier 21 of reduction gear 22 is coupled with axle of vehicle rear wheels 14 by means of axle 20 installed for rotation in holes of frame 1 and equalizer 17 rigidly secured on axle and coupled with axle of wheels 14 by means of two vertical flexible telescopic links 11. Sun gear 27 of reduction gear 22 is coupled with vehicle body 2 in its middle part be means of splined shaft 28 and telescopic lever 34. Double-wheel sun gear 27 of planetary reduction gear 22 is installed on splined shaft 28 for axial displacement by means of guide 29 with longitudinal tie-rod 30 hinge-coupled with control bell-crank. EFFECT: simplified design, enhanced reliability. 2 cl, 6 dwg