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:
Oct. 08, 2013
Filed:
Oct. 29, 2009
Tadao Matsumoto, Kobe, JP;
Tadao Matsumoto, Kobe, JP;
Sumitomo Rubber Industries, Ltd., Kobe-shi, Hyogo, JP;
Abstract
A tire having an asymmetric tread pattern that land proportion of outer side areais larger than inner side area, but having a reduced difference in drainage performance between tires on right and left wheels, the tire having tread surfacedivided by four circumferential groovesandinto center land, middle landsand shoulder lands, wherein middle landand shoulder landin the outer side areaare divided respectively by outer middle lateral groovesand outer shoulder lateral groovesinto blocksand blocks, inclination direction of the middle lateral groovesis opposite to that of the shoulder lateral grooveswith respect to tire axial direction, and the lateral groovesandare inclined at an angle θmo between 5° and 45° and at an angle θso between more than 0° and not more than 40°, respectively.