Pneumatic tire including lateral grooves

Details Pneumatic tire including lateral grooves Pneumatic tire including lateral grooves

1994-08-18

1996-04-02

Maki, Steven D.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

B60C 1113

Patent

active

055032079

ABSTRACT:
A pneumatic tire has a tread which is provided with main grooves extending continually in the circumferential direction and lateral grooves crossing between the adjoining main grooves and having a groove depth DB of 0.6 to 0.95 times the mean DM of groove depths DA1, DA2 of the adjoining main grooves. The lateral groove is composed of, on a section orthogonal to a groove center line, an upper portion having an opening on the tread surface, a lower portion having a groove bottom and a constricted waist portion consecutive to the upper and lower portions and having the narrowest width WS of its lateral groove. And the tire is satisfied with the following relation;

REFERENCES:
patent: 2121871 (1938-06-01), Havens
patent: 2637362 (1953-05-01), Briscoe et al.
patent: 3115919 (1963-12-01), Roberts et al.
patent: 3373790 (1968-03-01), Newman et al.
patent: 4258769 (1981-03-01), Makino et al.
patent: 4649975 (1987-03-01), Kogure et al.
patent: 4676290 (1987-06-01), Tansei et al.

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