VEHICLE Russian patent published in 1995 - IPC

FIELD: transport. SUBSTANCE: device has power body 1 with right-hand and left-hand side walls 2 with flat support members 3 mounted on walls from outside. Each member 3 is connected with side wall 2 by means of four cranks 4, 5, 7 whose axles are parallel but do no lie in one plane. Lower parts of walls 2 and members 3 are made in form of skis whose bearing surfaces are arranged at angle to plane of support of wheels 10, 11. Skis have saw-type tread 12. Upper crank 4 is connected with drive 13, and middle crank 6 is connected by chain drive with front driving wheels 10 whose axles are fitted in front suspension 14 made for turning around axle of middle cranks 6. Rear turnable wheels 11 are fitted on rear suspension 16 made for turning around axle 17. Front and rear suspensions are kinematically coupled with wheel lifting (lowering) mechanism 18. Treads 12 are connected with members 3 through spacers. EFFECT: enlarged operating capabilities. 4 cl, 9 dwg