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:
Apr. 30, 2019

Filed:

Nov. 25, 2014
Applicant:

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

Inventors:

Keiji Takagi, Kobe, JP;

Yoshiaki Kanematsu, Kobe, JP;

Hiroshi Yamaoka, Kobe, JP;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C 11/03 (2006.01); B60C 11/12 (2006.01);
U.S. Cl.
CPC ...
B60C 11/0332 (2013.01); B60C 11/0302 (2013.01); B60C 11/0304 (2013.01); B60C 11/0306 (2013.01); B60C 11/1236 (2013.01); B60C 2011/0334 (2013.01); B60C 2011/0341 (2013.01); B60C 2011/0346 (2013.01); B60C 2011/0353 (2013.01); B60C 2011/0358 (2013.01); B60C 2011/0374 (2013.01); B60C 2011/0376 (2013.01); B60C 2011/0381 (2013.01); B60C 2011/0386 (2013.01); B60C 2011/0395 (2013.01);
Abstract

Performance on snowy roads is improved. Provided is a pneumatic tire, of which the mounting orientation on a vehicle is indicated. An outer middle land part is formed between a first major groove and a second major groove. The first major groove has first portions and second portions alternately formed in the tire circumferential direction, the second portions being wider than the first portions. The outer middle land part is provided with a plurality of middle inclined grooves not directly interconnected with either the first major groove or the second major groove, a plurality of outer middle lug grooves connecting the second portions of the first major groove and the middle inclined grooves, and inner middle lug grooves connecting the middle inclined grooves and the second major groove. The outer middle lug grooves are provided to different positions in the tire circumferential direction than the inner middle lug grooves.


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