Automobile tire having retractable tread studs

Resilient tires and wheels – Tires – resilient – Anti-skid devices

Patent

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Details

141 38, 141 98, 1523371, 152417, 152456, 188 6, B60C 1116, B60C 524, B60C 2900

Patent

active

046762892

ABSTRACT:
An automobile tire having retractable tread studs for increasing traction of the tire on slippery surfaces which are actuated by air pressure that is controlled by the automobile driver from the driver's seat.

REFERENCES:
patent: 1915161 (1933-06-01), Jordan
patent: 2491491 (1949-12-01), Freygang
patent: 2841199 (1958-07-01), Voelkel et al.
patent: 2989989 (1961-06-01), Whaley et al.
patent: 3095918 (1963-07-01), Mike
patent: 3340921 (1965-10-01), Garfinkle
patent: 3516466 (1968-01-01), Smit
patent: 3665992 (1972-05-01), Rossel
patent: 3672421 (1972-06-01), Anderson
patent: 3712358 (1973-01-01), Einarsson

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