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. 01, 2019

Filed:

Apr. 08, 2015
Applicant:

Bridgestone Corporation, Tokyo, JP;

Inventors:

Isao Kuwayama, Tokyo, JP;

Shintaro Hatanaka, Tokyo, JP;

Kentaro Kozuki, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C 5/14 (2006.01); B60C 19/00 (2006.01); B60C 9/06 (2006.01);
U.S. Cl.
CPC ...
B60C 5/14 (2013.01); B60C 9/06 (2013.01); B60C 19/002 (2013.01);
Abstract

To reduce noise while suppressing increase in rolling resistance, without affecting the formation of a carcass line, provided is a pneumatic tirecomprising an inner liner. The thickness of the inner linerat least in part of a side portionis 1.5 mm or more. When the tireis mounted to a rim, and an internal pressure of 250 kPa or more is applied to the tire, in a case where a sectional width SW of the tire is less than 165 mm, a ratio of the sectional width SW to an outer diameter OD of the tire, SW/OD, is 0.26 or less; and in a case where the sectional width SW of the tire is 165 mm or more, the sectional width SW and the outer diameter OD of the tire satisfy a relation expression OD≥2.135×SW+282.3.


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