Resilient tires and wheels – Tires – resilient – Anti-skid devices
Patent
1987-12-15
1990-03-06
Ball, Michael W.
Resilient tires and wheels
Tires, resilient
Anti-skid devices
152523, 152538, B60C 1101
Patent
active
049057472
ABSTRACT:
A pneumatic radial tire having a carcass ply and a belt layer, wherein the tire has a shoulder portion formed stepwise in its meridian cross-section and an outer end portion in the widthwise direction of each step is notched in a circular zigzag shape in the circumferential direction of the tire.
REFERENCES:
patent: 2908312 (1959-10-01), Olsen
patent: 3831654 (1974-08-01), Boileau
patent: 3949797 (1976-04-01), Mirtain et al.
patent: 3982579 (1976-09-01), Mirtain
patent: 3985173 (1976-10-01), Masson
patent: 4471825 (1984-09-01), Kuhn et al.
patent: 4739812 (1988-04-01), Ogawa et al.
Ball Michael W.
Knable Geoffrey L.
The Yokohama Rubber Co. Ltd.
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