Pneumatic tire including inclined grooves and connection grooves

Details Pneumatic tire including inclined grooves and connection grooves Pneumatic tire including inclined grooves and connection grooves

1998-03-04

2000-01-11

Maki, Steven D.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

15220922, 15220923, 15220928, 152DIG3, B60C 1111, B60C 1112, B60C 1113, B60C11500

Patent

active

060124997

ABSTRACT:
A pneumatic tire comprising a tread portion having a plurality of blocks which are defined by inclined grooves and by a plurality of connection groves connecting with the inclined grooves or with the tread end, wherein the side wall portion of a block facing a first inclined groove coming into contact with the ground precedingly is more rigid than the side wall portion of the same block facing a second inclined groove coming into contact with the ground following the first inclined groove, and the side wall portion of the same block located at the inner side in the tire width direction is more rigid than the side wall portion located at the outer side in the tire width direction.

REFERENCES:
patent: 2327057 (1943-08-01), Ofensend
patent: 3373790 (1968-03-01), Newman et al.
patent: 3586086 (1971-06-01), Boileau
patent: 3682220 (1972-08-01), Verdier
patent: 3768535 (1973-10-01), Holden
patent: 4177850 (1979-12-01), Ogawa et al.
patent: 4796683 (1989-01-01), Kawabata et al.
patent: 4995437 (1991-02-01), Enoki et al.
patent: 5044414 (1991-09-01), Ushikubo
patent: 5127455 (1992-07-01), Remick
patent: 5375639 (1994-12-01), Suzuki
patent: 5769977 (1998-06-01), Masaoka
Patent Abstracts of Japan, vol. 18, No. 41, JP-5270214, Oct. 19, 1993.

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