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:
Jan. 04, 2022

Filed:

Feb. 22, 2018
Applicant:

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

Inventor:

Hideki Hamanaka, Hiratsuka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/03 (2006.01); B60C 11/11 (2006.01); B60C 11/12 (2006.01);
U.S. Cl.
CPC ...
B60C 11/0316 (2013.01); B60C 11/0309 (2013.01); B60C 11/0332 (2013.01); B60C 11/11 (2013.01); B60C 11/12 (2013.01); B60C 11/125 (2013.01); B60C 2011/036 (2013.01); B60C 2011/0348 (2013.01); B60C 2011/0355 (2013.01); B60C 2011/0362 (2013.01); B60C 2011/0365 (2013.01); B60C 2011/0367 (2013.01); B60C 2011/1209 (2013.01);
Abstract

A pneumatic tire includes at least four circumferential main grooves extending in a tire circumferential direction and at least five land portions defined by the at least four circumferential main grooves. A center land portion includes a plurality of center lug grooves extending through the center land portion in a tire lateral direction and disposed at predetermined intervals in the tire circumferential direction, and a plurality of center blocks that are defined by the plurality of center lug grooves. The center blocks each include a narrow shallow groove that extends through the center block in the tire lateral direction and that remains open when the tire comes into contact with the ground.


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