Pneumatic tire including block shaped lands having chamfering

Details Pneumatic tire including block shaped lands having chamfering Pneumatic tire including block shaped lands having chamfering

1998-04-30

2000-06-20

Maki, Steven D.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

152902, B60C 1111

Patent

active

060765798

ABSTRACT:
A pneumatic tire comprises a tread portion having a plurality of block-shaped or rib-shaped lands defined by a plurality of tread grooves, wherein each edge portion of the same block-shaped or rib-shaped land located at a boundary between a ground contact region and a side wall of the block-shaped or rib-shaped land is subjected to chamfering convexly outward in a radial direction of the tire at a curvature varied in accordance with a distance from a given position of the block-shaped or rib-shaped land.

REFERENCES:
patent: 1522448 (1925-01-01), Harig
patent: 4690189 (1987-09-01), Bradisse et al.
patent: 4722378 (1988-02-01), Carolla et al.
patent: 5109903 (1992-05-01), Watanabe et al.
patent: 5293918 (1994-03-01), Tsuda et al.
patent: 5609699 (1997-03-01), Himuro
patent: 5690761 (1997-11-01), Masaoka
patent: 5707461 (1998-01-01), Himuro
patent: 5746849 (1998-05-01), Hutson et al.
patent: 5885384 (1999-03-01), Himuro

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