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:
Sep. 11, 2018
Filed:
Jul. 23, 2015
The Yokohama Rubber Co., Ltd., Minato-ku, Tokyo, JP;
Takamasa Motomitsu, Hiratsuka, JP;
Shoei Kakuta, Hiratsuka, JP;
Hideki Hamanaka, Hiratsuka, JP;
Yukihito Yamaguchi, Hiratsuka, JP;
Risa Tauchi, Hiratsuka, JP;
Toshiyuki Sato, Hiratsuka, JP;
Abstract
A tread pattern is provided with: shoulder lug grooves open at ground contact edges; center lug grooves having two ends; circumferential primary grooves formed in a wave-like shape by alternately connecting ends of the center lug grooves and the inner ends in the tire width direction of the shoulder lug grooves; and center blocks defined by the center lug grooves and the pair of circumferential primary grooves. The belt portion of the tire includes first cross belt layers and second cross belt layers. The ratio of the width WB of the center blocks in the tire width direction to the belt width Wof the belt layer having the shortest width in the tire width direction among the first cross belt layers is in the range from 0.6 to 0.9.