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. 27, 2020
Filed:
Jun. 23, 2017
Sumitomo Rubber Industries, Ltd., Kobe-shi, Hyogo, JP;
Takuya Oji, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe-Shi, Hyogo, JP;
Abstract
A tire comprises a tread portioncomprising a shoulder main grooveextending on a side of a tread edge (Te). The shoulder main groovecomprises an inner groove wallhaving an angle with respect to its tread normal line in a cross section of the shoulder main grooveperiodically increasing and decreasing in a tire circumferential direction so that the inner groove wallcomprises concave wall portionsand convex wall portionsarranged alternately in the tire circumferential direction. The concave wall portionsare provided at inner end portions thereof in a tire axial direction with recess portionslocally recessed inwardly in the tire axial direction and having openings at a ground contacting surface of the tread portion