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:
Apr. 05, 2011
Filed:
Dec. 28, 2006
Applicant:
Shingo Takahashi, Kobe, JP;
Inventor:
Shingo Takahashi, Kobe, JP;
Assignee:
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 3/04 (2006.01); B60C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A heavy-duty tire having a tread portion improved in the shoulder wear is disclosed. Under the maximum load condition[W100], the tread portion has a ground contacting face G[W100] having circumferential lengths L97[W100] and L70[W100] at specific axial positions. Under the 70% load condition[W70], the tread portion has a ground contacting face G[W70] having lengths L97[W70] and L70[W70] at specific axial positions. The lengths L70[W100], L97[W100], L70[W70] and L97[W70] satisfy specific conditions: 0.95<L70[W100]/L97[W100]<1.05; and 1.03<L70[W70]/L97[W70]<1.20.