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:
Jun. 21, 2016
Filed:
Sep. 07, 2012
Yukihiro Kiwaki, Higashimurayama, JP;
Yukihiro Kiwaki, Higashimurayama, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
A tire provided with a plurality of land portions formed by a main groove extending along a tire circumferential direction, wherein the main groove is formed with one intra-groove recessed in a tire inner direction from a surface of the main groove, the intra-groove comprises: a first circumferential groove portion extending along the tire circumferential direction on the first groove wall; a first inclined portion extending from the first groove wall toward the second groove wall on a groove bottom of the main groove; a second circumferential groove portion extending along the tire circumferential direction on the second groove wall; and a second inclined portion extending from the second groove wall toward the first groove wall on the groove bottom of the main groove.