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:
Jul. 09, 2019
Filed:
Jun. 16, 2014
Applicant:
Bridgestone Corporation, Tokyo, JP;
Inventors:
Takeshi Iwatani, Kodaira, JP;
Kento Hashimoto, Kodaira, JP;
Assignee:
BRIDGESTONE CORPORATION, Chuo-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/00 (2006.01); B60C 11/03 (2006.01); B60C 11/04 (2006.01); B29D 30/06 (2006.01); B60C 11/11 (2006.01); B60C 11/14 (2006.01);
U.S. Cl.
CPC ...
B60C 11/0332 (2013.01); B60C 11/005 (2013.01); B60C 11/0008 (2013.01); B60C 11/0306 (2013.01); B60C 11/04 (2013.01); B29D 2030/0617 (2013.01); B60C 11/11 (2013.01); B60C 2011/0016 (2013.01); B60C 2011/0025 (2013.01); B60C 2011/0334 (2013.01); B60C 2011/0344 (2013.01); B60C 2011/0358 (2013.01); B60C 2011/147 (2013.01);
Abstract
A pneumatic tire, having in a ground contact surface of a tread a plurality of main grooves extending in the tread circumferential direction and a plurality of land portions demarcated by the main grooves and tread ends, wherein, provided that two land portions adjacent to the central land portion on the respective sides in the tread width direction of the central land portion each represent an adjacent land portion, rigidity in the tread circumferential direction of the central land portion is lower than rigidity in the tread circumferential direction of the adjacent land portion.