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:
Nov. 16, 2010
Filed:
Mar. 05, 2008
Akio Ikeda, Kobe, JP;
Naoki Kageyama, Kobe, JP;
Masaki Terashima, Kobe, JP;
Noriko Kishimoto, Kobe, JP;
Akio Ikeda, Kobe, JP;
Naoki Kageyama, Kobe, JP;
Masaki Terashima, Kobe, JP;
Noriko Kishimoto, Kobe, JP;
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Abstract
A pneumatic tire capable of preventing wandering without impairing wear resistance, including tread portionhaving circumferential shoulder groovesextending at locations near ground contact edges E and lateral shoulder groovesextending between circumferential grooveand ground contact edge E, and having square shoulders such that tread surfaceand buttress faceextending radially inwardly and axially outwardly from ground contact edge E intersects to form an edge or corner, wherein each shoulder block Bis provided with circumferential sipein a region apart axially inwardly from ground contact edge E by a distance of 2 mm or more and a distance of 10 mm or less, the buttress faceis provided with recessextending circumferentially in at least a part of projection region Z obtained by projecting circumferential sipeonto buttress face, and radially innermost endB of recessis located at a radial position corresponding to a region ranging from 50 to 100% of the depth of circumferential sipe