Pneumatic tire tread

Details Pneumatic tire tread Pneumatic tire tread

1982-04-23

1984-07-31

Ball, Michael W.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

D12145, B60C 1106

Patent

active

044624468

ABSTRACT:
A tread for a pneumatic tire comprising a plurality of circumferentially extending grooves, the grooves comprising alternating wide and narrow portions. The grooves are disposed such that the net contact area in the footprint of the tire during rotation is substantially constant and the net contact area in the footprint of the tire being at least seventy percent (70%).

REFERENCES:
patent: 2322505 (1943-06-01), Bull
patent: 2459762 (1949-01-01), Hargraves
patent: 3559711 (1971-02-01), Sehelkmann
patent: 3674076 (1972-07-01), Dailey, Jr.
patent: 3831654 (1974-08-01), Boileau
patent: 3841374 (1974-10-01), Boileau
patent: 3847698 (1974-11-01), Ravenhall
patent: 4177850 (1979-12-01), Ogawa et al.

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