Resilient tires and wheels – Tires – resilient – Anti-skid devices
Reexamination Certificate
2002-03-08
2009-02-03
Maki, Steven D (Department: 1791)
Resilient tires and wheels
Tires, resilient
Anti-skid devices
C152S209180, C152S209280, C152S901000
Reexamination Certificate
active
07484543
ABSTRACT:
A tyre for a motor car includes a tread and two shoulders. The tread includes at least one circumferential row of blocks disposed between first and second circumferential grooves. Each of the blocks is delimited by a section of the first circumferential groove and by first and second transverse grooves that extend from the first circumferential groove and converge at a common vertex spaced from the second circumferential groove. The common vertex is separated from the second circumferential groove by a continuous circumferential tread rib. A second transverse groove that delimits a first block is separated from a first transverse groove that delimits a circumferentially adjacent block by a solid tread portion. The solid tread portion extends from the first circumferential groove to the circumferential tread rib and forms a single body with the circumferential tread rib, spacing the first block and the circumferentially adjacent block from each other.
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Machine translation for Japan 7-290909.
Bello Vito
Colombo Gianfranco
Cucco Giancarlo
Finnegan Henderson Farabow Garrett & Dunner LLP
Maki Steven D
Pirelli Pneumatici S.p.A.
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