Heavy duty pneumatic radial tires with deformation-absorbing rub

Details Heavy duty pneumatic radial tires with deformation-absorbing rub Heavy duty pneumatic radial tires with deformation-absorbing rub

1996-04-04

1998-03-10

Johnstone, Adrienne C.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152539, 152543, 152547, B60C 1500, B60C 1506

Patent

active

057257027

ABSTRACT:
A heavy duty pneumatic radial tire comprises a tread portion, a pair of sidewall portions, a pair of bead portions containing a pair of bead cores therein, at least one radial carcass ply, and a bead filler comprised of at least two rubber stocks, in which at least a part of an outer surface of a turnup portion of the carcass ply in axial direction of the tire is covered with a deformation-absorbing rubber layer arranged along an upper rubber stock of the bead filler and having a Shore A hardness of not more than 55.degree..

REFERENCES:
patent: 3964533 (1976-06-01), Arimura et al.
patent: 4185677 (1980-01-01), Motomura et al.
patent: 4215737 (1980-08-01), Motomura et al.
patent: 4227563 (1980-10-01), Grosch et al.
patent: 4319621 (1982-03-01), Motomura et al.
patent: 5056575 (1991-10-01), Yamaguchi et al.

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