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:
Feb. 02, 2021
Filed:
Apr. 25, 2016
Bridgestone Corporation, Tokyo, JP;
Yukihiro Kiwaki, Higashimurayama, JP;
Shungo Fujita, Kunitachi, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
A pneumatic tire comprising on a tread surfacea plurality of blocks, wherein: the blocks have an inclined grooveformed thereon; the inclined groove has a connecting portionconnected to the circumferential main grooves, a wide-width portionconnected to the connecting portion, and a narrow-width portionconnected to the wide-width portion; the wide-width portion and the narrow-width portion have inclination angles with respect to the tire circumferential direction smaller than the connecting portion; the blocks have a sipeformed thereon, the sipe having one end opening to the connecting portion and the other end opening to the circumferential main grooves; and the sipe has a bent portion.