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:
Nov. 17, 2020

Filed:

Jul. 07, 2014
Applicant:

Bridgestone Corporation, Chuo-ku, Tokyo, JP;

Inventor:

Isao Kuwayama, Kodaira, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 9/20 (2006.01); B60C 9/22 (2006.01); B60C 9/28 (2006.01); B60C 9/30 (2006.01);
U.S. Cl.
CPC ...
B60C 9/20 (2013.01); B60C 9/2009 (2013.01); B60C 9/22 (2013.01); B60C 9/28 (2013.01); B60C 9/30 (2013.01); B60C 2009/2012 (2013.01); B60C 2009/2016 (2013.01); B60C 2009/2019 (2013.01); B60C 2009/2223 (2013.01); Y10T 152/10792 (2015.01);
Abstract

A passenger vehicle pneumatic tire comprising: a carcass; and inclined belt layers and a circumferential belt layer, wherein: the inclined belt layers include at least two inclined belt layers having different tire widthwise widths; an inclination angle θwith respect to the tire circumferential direction of the cords forming the inclined belt layer having the widest width and an inclination angle θwith respect to the tire circumferential direction of the cords forming the inclined belt layer having the narrowest width satisfy correlations that 30°≤θ≤85°, 10°≤θ≤30°, and θ>θ; and a tire widthwise width Wof the inclined belt layer having the widest width and a tire widthwise width Wof the inclined belt layer having the narrowest width satisfy a correlation that W≤0.6W.


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