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.

Date of Patent:
Jul. 09, 2024

Filed:

Apr. 02, 2021
Applicant:

The Yokohama Rubber Co., Ltd., Tokyo, JP;

Inventor:

Takamitsu Chaya, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 9/04 (2006.01); B60C 9/00 (2006.01); D02G 3/48 (2006.01);
U.S. Cl.
CPC ...
B60C 9/0042 (2013.01); D02G 3/48 (2013.01); B60C 2009/0085 (2013.01); B60C 2009/0092 (2013.01); D10B 2331/021 (2013.01); D10B 2331/04 (2013.01); D10B 2401/063 (2013.01);
Abstract

In a pneumatic tire including a carcass layer mounted between a pair of bead portions and a belt reinforcing layer disposed on an outer circumferential side of the carcass layer, the carcass layer is formed of a carcass cord made of an organic fiber cord, an elongation at break of the carcass cord is set to 20% or more, an elongation under a load of 1.5 cN/dtex of the carcass cord on the inner circumferential side of the belt layers is set to from 5.5% to 8.5%, the belt reinforcing layer is formed of a cover cord made of an organic fiber cord, and a tensile strength of the cover cord per width of 50 mm at a 3.0% elongation is set to from 2.8 kN to 4.0 kN.


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