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:
May. 08, 2018
Filed:
Jul. 23, 2015
The Yokohama Rubber Co., Ltd., Minato-ku, Tokyo, JP;
Yukihito Yamaguchi, Hiratsuka, JP;
Shoei Kakuta, Hiratsuka, JP;
Hideki Hamanaka, Hiratsuka, JP;
Risa Tauchi, Hiratsuka, JP;
Toshiyuki Sato, Hiratsuka, JP;
Abstract
A pneumatic tire having a tread pattern includes: shoulder lug grooves opening at ground contact edges; center lug grooves having both ends; circumferential primary grooves being formed to wave-like shape and alternately connecting the ends of the center lug grooves and inward ends of the shoulder lug grooves in the tire width direction; center blocks formed in a row defined by the center lug grooves and the pair of circumferential primary grooves; and circumferential secondary grooves being formed in regions of the center blocks and interconnecting center lug grooves adjacent in the tire circumferential direction. The circumferential secondary grooves have secondary groove turning portions, and the center lug grooves have lug groove turning portions and connect to the circumferential secondary grooves at the lug groove turning portions.