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. 08, 2019

Filed:

Jul. 16, 2015
Applicant:

Sumitomo Rubber Industries, Ltd., Kobe-shi, Hyogo, JP;

Inventor:

Junya Sueno, Kobe, JP;

Assignee:

SUMITOMO RUBBER INDUSTRIES, LTD., Kobe-Shi, Hyogo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/12 (2006.01); B60C 11/03 (2006.01); B60C 11/04 (2006.01);
U.S. Cl.
CPC ...
B60C 11/0304 (2013.01); B60C 11/0306 (2013.01); B60C 11/0311 (2013.01); B60C 11/04 (2013.01); B60C 11/12 (2013.01); B60C 2011/0353 (2013.01); B60C 2011/0372 (2013.01); B60C 2011/0381 (2013.01); B60C 2011/0383 (2013.01);
Abstract

A pneumatic tire has a tread pattern capable of improving wet performance and steering stability in a well balanced manner. An inboard middle land portion is provided with inboard middle axial grooves connecting between an inboard shoulder main groove and an inboard crown main groove and inclined at 20 to 30 degrees. An outboard middle land portion is provided with outboard middle semi-blind grooves extending axially inwardly from a outboard shoulder main groove, and outboard middle sipes extending from the axially inner ends of the outboard middle semi-blind grooves to the outboard crown main groove. The outboard middle semi-blind grooves and the outboard middle sipes are inclined at 20 to 30 degrees. A center land portion is provided with inboard crown semi-blind grooves extending from the inboard crown main groove, and outboard crown semi-blind grooves extending from the outboard crown main groove.


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