The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 06, 1978
Filed:
May. 20, 1976
The Yokohama Rubber Co., Ltd., Tokyo, JA;
Abstract
A radial ply pneumatic tire, having a high durability, comprising an improved bead portion thereof which comprises a bead wire bundle, a carcass ply of a metal tire cord fabric and a reinforcing ply, all embedded in a rubber matrix, the reinforcing ply having a portion thereof located in the outside surface layer in the bead portion and comprising a woven multifilament fabric consisting of multifilament warps in a density of 20 to 65 yarns/50 mm and multifilament wefts in a density of 20 to 65 yarns/50 mm and an endmost point of the portion of the reinforcing ply in the outside surface layer of the bead portion is located farther from the bead wire bundle than the endmost point of the carcass ply.