Pneumatic tire with improved durability of the bead portion

Details Pneumatic tire with improved durability of the bead portion Pneumatic tire with improved durability of the bead portion

1991-05-15

1992-12-22

Ball, Michael W.

Resilient tires and wheels

Tires, resilient

Pneumatic tire or inner tube

152548, 152556, 1561101, B60C 902, B60C 904

Patent

active

051731371

ABSTRACT:
A pneumatic tire characterized in that a carcass layer is constructed by arranging non-twisted polyamide monofilament cords each having a flat cross-section such that the major axis of said flat cross-section is disposed along the surface direction of said carcass layer, that said carcass layer is fold up from the inside to the outside of said tire around a bead portion, and that the folded-up end portions are constructed such that the thickness thereof becomes smaller toward the distal end thereof.

REFERENCES:
patent: 3237673 (1966-03-01), Ward
patent: 3297073 (1967-01-01), Black et al.
patent: 3736972 (1973-06-01), Petraschek et al.
patent: 4850412 (1989-07-01), Gupta

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