Pneumatic radial tire

Details Pneumatic radial tire Pneumatic radial tire

1977-04-26

1979-10-30

Husar, Francis S.

Resilient tires and wheels

Tires, resilient

Patches

152356R, 152359, 152361FP, 152361DM, B60C 922, B60C 912

Patent

active

041724879

ABSTRACT:
An improved belt construction for a radial or semi-radial tire comprising a reinforcing belt layer including helically formed filaments is disclosed. Between main belt layers is interposed an intermediate reinforcing layer composed of a reinforcing element formed of helically formed filaments each having a tensile breaking strength of at least 140 kg/mm.sup.2 and elongation at tensile breaking strength of at least 1.2 times the smallest elongation at tensile breaking strength of the cords of the main belt layers. The intermediate reinforcing layer as a whole is extensible and compressible.

REFERENCES:
patent: 3345228 (1967-10-01), Kovac et al.
patent: 3392774 (1968-07-01), LeBosse
patent: 3449199 (1969-06-01), Mead
patent: 3682222 (1972-08-01), Alderfer
patent: 3692080 (1972-09-01), Boileau
patent: 3757843 (1973-09-01), Carr
patent: 3910332 (1975-10-01), Felker
patent: 4077454 (1978-03-01), Miyoshi et al.

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