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. 04, 2022

Filed:

Jan. 29, 2020
Applicant:

Sumitomo Rubber Industries, Ltd., Kobe, JP;

Inventor:

Tatsuya Kobayashi, Kobe, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/01 (2006.01); B60C 11/12 (2006.01); B29D 30/06 (2006.01); B60C 11/03 (2006.01);
U.S. Cl.
CPC ...
B60C 11/1272 (2013.01); B29D 30/0629 (2013.01); B60C 11/1204 (2013.01); B60C 11/1236 (2013.01); B60C 11/1281 (2013.01); B29D 2030/0613 (2013.01); B60C 2011/013 (2013.01); B60C 2011/036 (2013.01); B60C 2011/0348 (2013.01); B60C 2011/0365 (2013.01); B60C 2011/0381 (2013.01); B60C 2011/1209 (2013.01);
Abstract

A pneumatic tyre includes a tread portion being provided with a land portion divided by a main groove extending continuously in a tyre circumferential direction. The land portion is provided with two or more sipes having a width less than 1.5 mm on a ground contacting surface of the land portion and two or more groove elements having a width equal to or more than 1.5 mm on the ground contacting surface. Lengths in a tyre axial direction of the groove elements are equal to or less than 15% of a maximum width in the tyre axial direction of the ground contacting surface of the land portion, and at least one of the sipes is in communication with one of the groove elements.


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