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. 28, 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 and comprising inner and outer groove wallsand. The inner groove wallhas an angle θwith respect to a tread normal line in a cross section of the shoulder main grooveperiodically increasing and decreasing in a tire circumferential direction so as to comprise concave and convex wall portionsandarranged alternately in the tire circumferential direction. The outer groove wallhas an angle θwith respect to a tread normal line in the cross section periodically increasing and decreasing in the tire circumferential direction so as to comprise convex and concave wall portionsandarranged alternately in the tire circumferential direction. The angle θis larger than the angle θin any cross section of the groove.