Pneumatic radial tires provided with a side portion reinforcing

Details Pneumatic radial tires provided with a side portion reinforcing Pneumatic radial tires provided with a side portion reinforcing

1997-05-23

1998-06-23

Johnstone, Adrienne C.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152517, B60C 900, B60C 908, B60C 1700, B60C 1706

Patent

active

057699836

ABSTRACT:
A pneumatic radial tire or run flat tire comprises a pair of bead cores, a radial carcass of a rubberized cord ply, a belt comprised of rubberized belt layers, a tread disposed outside the belt in the radial direction, and a side portion reinforcing layer extending along an inner surface of the carcass over a full region of each side portion and having a crescent shape at a radial section thereof, in which when a periphery length of the side portion reinforcing layer is divided into three equal parts along an inner surface of the tire, a thickness of the side portion reinforcing layer at a section in a radial direction of the tire is thickest in the vicinity of the 1/3 point located outward in the radial direction.

REFERENCES:
patent: 4365659 (1982-12-01), Yoshida et al.
patent: 5368082 (1994-11-01), Oare et al.
patent: 5529105 (1996-06-01), Hayashi et al.
European Search Report, dated Sep. 15, 1997.

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