Resilient tires and wheels – Tires – resilient – Anti-skid devices
Patent
1980-04-08
1981-11-10
Powell, William A.
Resilient tires and wheels
Tires, resilient
Anti-skid devices
152354R, D12145, B60C 1100
Patent
active
042992648
ABSTRACT:
A tread for a road vehicle tire having a pattern having a land-to-sea ratio between 65% to 35% and 75% to 25% and a series of diagonally extending grooves, the axially inner ends of which enter the contact patch between tread and ground before the remaining part of the groove in forward movement of the vehicle.
REFERENCES:
patent: 2109691 (1938-03-01), D'Ayguesvives
patent: 2770279 (1956-11-01), Harrison
patent: 3705613 (1972-12-01), Verdier
patent: 3998256 (1976-12-01), Verdier
patent: 4122879 (1978-10-01), Takigawa et al.
Bokan Thomas
Dunlop Limited
Powell William A.
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