Plastic wheel

Wheel substitutes for land vehicles – Wheel on top of upper track run

Patent

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Details

301111, 301 647, B60B 500

Patent

active

053402065

ABSTRACT:
A snowmobile having a frame, a track, a drive for the track and idler wheels supporting the track. The drive wheels each being molded from a single piece of thermoplastic material and have hub openings and inclined track engaging surfaces molded in place.

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patent: 4674759 (1987-06-01), Parker
patent: 4687261 (1987-08-01), Atkin
patent: 4802519 (1989-02-01), Moranz

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