Vehicle capable of travelling over obstructions

Details Vehicle capable of travelling over obstructions Vehicle capable of travelling over obstructions

B - Operations, Transporting

62

B

280/8, 155/14.2

B62B 5/02 (2006.01) A61G 5/06 (2006.01) B62D 55/02 (2006.01) B62D 55/075 (2006.01)

Patent

CA 1048075

ABSTRACT OF THE DISCLOSURE The invention provides a vehicle capable of travelling over obstacles, comprising, a chassis, road wheels supporting the chassis, a spider rotatably connected to the chassis and having a plurality of step wheels rotatably mounted at the ends of its arms, endless elastic belt means connecting the step wheels by engagement with their peripheries, the distance between successive step wheels being sufficient to permit the belt means to fold into engagement with the riser and tread of a stair step encountered by the vehicle, and a drive means on said vehicle, including a drive wheel disposed outside the periphery of the spider for directly engaging and driving the belt means. The vehicle may suitably be a wheelchair, sack or baggage truck, or a cross-country vehicle.

240676

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