Tread for pneumatic tire

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

Patent

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Details

B60C 1104

Patent

active

043513816

ABSTRACT:
A tread capable of being used in all seasons and weather conditions comprising of a substantially centrally located rib which extends circumferentially about the tire, a plurality of independent projections placed about the remaining portion of the tire. The independent projections are placed so as to provide for two circumferentially extending grooves, one on either side of the central rib and a plurality of laterally extending grooves which extend from each central groove to the tread edge of the tire. The tread has a low net to gross ratio.

REFERENCES:
patent: D65630 (1924-09-01), Braender
patent: D67729 (1925-06-01), Waters
patent: D201858 (1964-08-01), Blankenship
patent: D236888 (1975-09-01), Verdien
patent: D246364 (1977-11-01), Candiliotis
patent: D254000 (1980-01-01), Kolowski et al.
patent: B522568 (1976-04-01), Blankenship
patent: 2454750 (1948-11-01), Woods
patent: 3799231 (1974-03-01), Boileau
patent: 3926238 (1975-12-01), Vorih
Advertisement for U.S. Rubber Company in Washington Star on Apr. 18, 1977.

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