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:
Sep. 18, 2012
Filed:
Sep. 29, 2008
Kensuke Dobashi, Kodaira, JP;
Toshiyuki Ishiguro, Tokorozawa, JP;
Sotaro Iwabuchi, Kodaira, JP;
Shungo Fujita, Kunitachi, JP;
Kensuke Dobashi, Kodaira, JP;
Toshiyuki Ishiguro, Tokorozawa, JP;
Sotaro Iwabuchi, Kodaira, JP;
Shungo Fujita, Kunitachi, JP;
Bridgestone Corporation, Tokyo, JP;
Abstract
There is provided a pneumatic tire sufficiently improving drainage performance, driving stability, uneven wear resistance and quiet performance. A pneumatic tirehas at least one tire circumferential grooveextending along the tire circumferential direction in a tread portion. In addition, there are provided in a surface of the tread portion, a plurality of inclined grooves consisting of two or more small groovesinclined at the same direction with respect to the tire circumferential direction and having an inclination angle within a range between 10 degrees and 60 degrees and configured in a zig-zag manner by coupling ends of the small grooves The inclined groovesare included in any widthwise section of the tread portionof the tire and a part of the inclined groovesis opened to the tire circumferential groove