公开(公告)号：US20170239999A1

公开(公告)日：2017-08-24

申请号：US15519501

申请日：2015-10-05

Applicant: c/o The Yokohama Rubber Co., LTD.

Inventor： Yukihito Yamaguchi ,  Shoei Kakuta ,  Hideki Hamanaka ,  Risa Tauchi ,  Toshiyuki Sato

IPC: B60C11/11 ,  B60C11/13 ,  B60C11/03

CPC classification number: B60C11/11 ,  B60C11/0304 ,  B60C11/0311 ,  B60C11/13 ,  B60C11/1369 ,  B60C2011/0346 ,  B60C2011/0353 ,  B60C2011/0355 ,  B60C2011/0372 ,  B60C2200/065

Abstract: A pneumatic tire includes a plurality of center lug grooves disposed at intervals in a tire circumferential direction that extend crossing a tire equator line and include a first groove turning portion and a second groove turning portion; a plurality of shoulder lug grooves disposed in the intervals between the plurality of center lug grooves in the tire circumferential direction extending outward in the tire width direction, an inner end in the tire width direction being disposed outward of an end of the center lug groove in the tire width direction; a pair of circumferential main grooves to which the ends of the center lug grooves and the inner ends of the plurality of shoulder lug grooves in the tire width direction alternately connect; and a circumferential secondary groove disposed around the entire circumference of the pneumatic tire with a wave-like shape.

公开(公告)号：US10737533B2

公开(公告)日：2020-08-11

申请号：US15519501

申请日：2015-10-05

Applicant: c/o The Yokohama Rubber Co., LTD.

Inventor： Yukihito Yamaguchi ,  Shoei Kakuta ,  Hideki Hamanaka ,  Risa Tauchi ,  Toshiyuki Sato

IPC: B60C11/11 ,  B60C11/03 ,  B60C11/13

Abstract: A pneumatic tire includes a plurality of center lug grooves disposed at intervals in a tire circumferential direction that extend crossing a tire equator line and include a first groove turning portion and a second groove turning portion; a plurality of shoulder lug grooves disposed in the intervals between the plurality of center lug grooves in the tire circumferential direction extending outward in the tire width direction, an inner end in the tire width direction being disposed outward of an end of the center lug groove in the tire width direction; a pair of circumferential main grooves to which the ends of the center lug grooves and the inner ends of the plurality of shoulder lug grooves in the tire width direction alternately connect; and a circumferential secondary groove disposed around the entire circumference of the pneumatic tire with a wave-like shape.