Heavy duty pneumatic tires including protrusions

Details Heavy duty pneumatic tires including protrusions Heavy duty pneumatic tires including protrusions

1998-10-06

2000-09-19

Maki, Steven D.

Resilient tires and wheels

Tires, resilient

Anti-skid devices

15220921, B60C 1113, B60C10100

Patent

active

061197440

ABSTRACT:
A heavy duty pneumatic tire comprises a tread provided with plural circumferential grooves, land portions defined by these circumferential grooves, and a groove fence portion formed in the circumferential groove so as to extend in a direction blocking the circumferential groove, in which the groove fence portion comprises at least two protrusions extending from a groove wall and/or groove bottom of the circumferential groove, and has given spaces between the protrusions in widthwise and circumferential directions of the tire.

REFERENCES:
patent: 2121871 (1938-06-01), Havens
patent: 2265543 (1941-12-01), Overman
patent: 2661041 (1953-12-01), Walsh
patent: 2850066 (1958-09-01), Nellen
patent: 3095024 (1963-06-01), Robertson
patent: 3893498 (1975-07-01), Wayne
patent: 4217942 (1980-08-01), Takigawa et al.
patent: 4230512 (1980-10-01), Makino et al.
patent: 4332286 (1982-06-01), Takigawa et al.
patent: 5147478 (1992-09-01), Nock et al.
Database WPI, Section Ch, Week 96333, Derwent Publications Ltd., London, GB; Class A95, AN 96-328944, XP002090196 & JP 08 150812 A (Bridgestone Corp) Jun. 11, 1996.

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