Low rolling resistance pneumatic radial tires having an improved

Details Low rolling resistance pneumatic radial tires having an improved Low rolling resistance pneumatic radial tires having an improved

1990-10-05

1992-05-26

Knable, Geoffrey L.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152451, B60C 908

Patent

active

051158540

ABSTRACT:
A low rolling resistance pneumatic radial tire having an improved appearance comprises a carcass composed of a single rubberized carcass ply containing cords therein. The carcass ply cord is a high tenacity vinylon cord having characteristics after vulcanization represented by the following equations: ##EQU1## Further, the carcass ply has the number of overlapped cords of not more than 15 at the shoulder portion in its joint portion.

REFERENCES:
patent: 3851692 (1974-12-01), Takemura et al.
patent: 4262725 (1981-04-01), Rodenkirch
patent: 4387756 (1983-06-01), Ogawa et al.
patent: 4603083 (1986-07-01), Tanaka et al.
patent: 4628978 (1986-12-01), Imai et al.
patent: 4793131 (1988-12-01), Mizuno et al.

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