Land vehicles: wheels and axles – Wheel – Traction increasing
Patent
1990-08-08
1991-07-09
Stormer, Russell D.
Land vehicles: wheels and axles
Wheel
Traction increasing
301 48, B60B 1512
Patent
active
050299450
ABSTRACT:
A traction device including a stationary plate mounted to a housing of an associated drive wheel of a vehicle, with a rotary member mounted rotatably relative to the stationary plate, with spike members mounted relative to the rotary portion extensible upon actuation of an arcuate actuator plate extensible to effect contact, with contact head portions of each spike to effect radial projection of each spike. A medially positioned guide plate includes right and left cam surfaces to effect positioning of each contact head of each spike relative to the actuator plate.
REFERENCES:
patent: 1149305 (1915-08-01), Tautphaeus
patent: 1319018 (1919-10-01), Oatsdean
patent: 1578478 (1926-03-01), Spescha
patent: 2250713 (1941-07-01), Johnson
Kidwell Patricia A.
Kidwell Thomas E.
Gilden Leon
Stormer Russell D.
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