Pneumatic tire

Details Pneumatic tire Pneumatic tire

2005-11-30

2010-11-02

Fischer, Justin (Department: 1791)

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

C152S526000, C152S537000, C152S548000, C152S564000

Reexamination Certificate

active

07823614

ABSTRACT:
This invention relates to a pneumatic tire wherein at least one of a carcass (4) and a belt (6) comprises a layer of steel cords covered with a coating rubber, and as the coating rubber covering the steel cords in at least one of the carcass (4) and the belt (6) is used a rubber composition comprising a rubber component (A), 1-10 parts by mass of sulfur (B) and 0.1-10 parts by mass of a compound (C) including a substituted benzene ring, a compound (D1) having a particular structure or a composition (D2) consisting essentially of such a compound based on 100 parts by mass of the rubber component, and as the steel cord is used a steel cord formed by twisting a plurality of steel wires each plated on its peripheral face with a brass and having an amount of phosphorus as an oxide in a surface layer region from a surface of the plated brass to a depth of 5 nm inward in a radial direction of the wire controlled to not more than 1.5 atomic %.

REFERENCES:
patent: 53-273378 (1978-03-01), None
patent: 54-52188 (1979-04-01), None
patent: 55-152730 (1980-11-01), None
patent: 7-118621 (1995-05-01), None
patent: 2001-234140 (2001-08-01), None
patent: 2002-338739 (2002-11-01), None
patent: 2004-82878 (2004-03-01), None
patent: 2004-83766 (2004-03-01), None
patent: 2005-290373 (2005-10-01), None

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