B - Operations – Transporting – 60 – C
Patent
B - Operations, Transporting
60
C
B60C 1/00 (2006.01)
Patent
CA 2209599
The invention relates to a tire with a rubber tread of a cap/base construction with a tread cap of rib/groove configuration in contrast to a tread cap of lug/groove configuration. The tread cap is composed of styrene/butadiene copolymer rubber and isoprene/butadiene copolymer rubber and reinforced with a carbon black blend, and the underlying tread base is composed primarily of natural cis 1, 4-polyisoprene rubber reinforced with carbon black. The invention particularly relates to truck tires and to bus tires which are collectively referred to herein as "truck tires".
L'invention concerne un pneu dont la bande de roulement en caoutchouc est de type chape-carcasse et dont la bande de roulement est de configuration nervure-rainure par opposition à une bande de roulement de configuration barrette-rainure. La chape de la bande de roulement est composée d'un mélange de caoutchouc de copolymère styrène/butadiène et de caoutchouc de copolymère isoprène/butadiène et renforcé de noir de carbone, et la carcasse sous-jacente de la bande de roulement est composée principalement de caoutchouc naturel cis-polyisoprène-1, 4 renforcé de noir de carbone. L'invention concerne particulièrement des pneus de camion et d'autobus qui sont désignés collectivement ici « pneus de camion ».
Smart & Biggar
The Goodyear Tire & Rubber Company
LandOfFree
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