Pneumatic tires with specified belt cord properties

Details Pneumatic tires with specified belt cord properties Pneumatic tires with specified belt cord properties

1985-03-05

1988-05-24

Czaja, Donald E.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152531, D02G 348, B60C 920

Patent

active

047459565

ABSTRACT:
A pneumatic tire for use in passenger cars is disclosed, which comprises a carcass as a reinforcement for a tire casing and a belt composed of two parallel-arranged belt layers each containing steel cords therein, the cords of which layers being crossed with each other with respect to the mid-circumferential line of the tire. In this tire, the belt is composed of a combination of a rubberized layer containing flexible and stretchable steel cords of strand construction in the same direction, each cord having a bending resistance of 5.about.1.4 gf/mm as a ratio of load to unit deflection under loading in three-point bending test and an elongation under a load of 3 kgf of 0.5.about.2% in tension test, and a layer and/or a cap composed of textile cords surrounding an outer periphery of each of at least both side ends of the rubberized layer.

REFERENCES:
patent: 3090189 (1963-05-01), Boussu et al.
patent: 3090190 (1963-05-01), Boussu et al.
patent: 3667527 (1972-06-01), Magistrini et al.
patent: 4169495 (1979-10-01), Maiocchi
patent: 4214620 (1980-07-01), Mezzanotte
patent: 4216813 (1980-08-01), Kersker
patent: 4234031 (1980-11-01), Pommier
patent: 4235274 (1980-11-01), Suzuki et al.
patent: 4284117 (1981-08-01), Poque et al.
patent: 4506718 (1985-03-01), Abe et al.

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