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:
Oct. 10, 2023

Filed:

Mar. 06, 2020
Applicant:

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

Inventor:

Takamitsu Chaya, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 9/02 (2006.01); B60C 9/08 (2006.01); B60C 1/00 (2006.01); C08L 67/02 (2006.01); B60C 9/04 (2006.01);
U.S. Cl.
CPC ...
B60C 9/08 (2013.01); B60C 1/0041 (2013.01); C08L 67/02 (2013.01); B60C 2009/045 (2013.01); B60C 2009/0466 (2013.01);
Abstract

In a pneumatic tire, at least one carcass layer mounted between a pair of bead portions is formed from a carcass cord formed of an organic fiber cord having filament bundles of organic fibers intertwined together, a fineness based on corrected mass of the carcass cord is from 4000 dtex to 8000 dtex, an intermediate elongation of the carcass cord at a sidewall portion under 1.0 cN/dtex load is from 3.3% to 4.2%, and a ratio G/R of an interlayer rubber gauge G between a body portion and a folded back portion to a cord diameter R of the carcass cord, at a contact region where the body portion and the folded back portion are in contact in the carcass layer, is from 0.50 to 0.60.


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