Resilient tires and wheels – Tires – resilient – Pneumatic tire or inner tube
Patent
1995-06-05
1997-02-18
Johnstone, Adrienne C.
Resilient tires and wheels
Tires, resilient
Pneumatic tire or inner tube
152526, 152537, B60C 918, B60C 920
Patent
active
056037864
ABSTRACT:
A pneumatic tire having improved rolling resistance and increased resistance to separation between coat rubber and steel cords embedded therein. The steel cord is formed from two intertwisted steel filaments containing 0.80-0.92 weight percent of carbon. The rubber coat has 100% elastic modulus of 35-55 kg/cm.sup.2. Each of the cords and the rubber coat has a specified mean cross-sectional area (Sa, Sb). The cords are spaced apart from each other by a specified distance across the junction of adjacent belts.
REFERENCES:
patent: 3406733 (1968-10-01), Boileau
patent: 3513898 (1970-05-01), Lugli et al.
patent: 4749017 (1988-06-01), Loesch
patent: 4819705 (1989-04-01), Caretta
patent: 5014760 (1991-05-01), Bombeke et al.
patent: 5061557 (1991-10-01), Kot et al.
Mechanics of Pneumatic Tires, ed. Samuel Clark, US Dept. of Transportation, Aug. 1981, p. 881.
Imamiya Susumu
Kaido Hiroyuki
Kato Hisao
Nakakita Issei
Tozawa Yukio
Johnstone Adrienne C.
The Yokohama Rubber Co. Ltd.
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