Title:
HEAVY-DUTY PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2017/170562
Kind Code:
A1
Abstract:
The tread pattern of this heavy-duty pneumatic tire includes: linear center lug grooves; a pair of circumferential main grooves formed in a wave shape around the circumferential direction of the tire; a center block; and a fine center groove that is not linear, has a groove width that is narrower than that of the shoulder lug grooves, and has opening ends that open to respective adjacent center lug grooves at positions in the tire width direction except for positions on the equator line of the tire. The groove widths of the center lug grooves and circumferential main grooves are narrower than that of the shoulder lug grooves. In half-tread regions in which the opening ends are positioned, the fine center groove has portions extending from the opening ends to the outer side of the tire width direction.
Inventors:
MOTOMITSU TAKAMASA (JP)
YAMAGUCHI YUKIHITO (JP)
YAMAGUCHI YUKIHITO (JP)
Application Number:
PCT/JP2017/012665
Publication Date:
October 05, 2017
Filing Date:
March 28, 2017
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B60C11/03; B60C11/13
Domestic Patent References:
| WO2006001202A1 | 2006-01-05 | |||
| WO2002100664A1 | 2002-12-19 | |||
| WO2016013604A1 | 2016-01-28 |
Foreign References:
| JP2000177326A | 2000-06-27 | |||
| JP2008279976A | 2008-11-20 | |||
| JP2004203268A | 2004-07-22 | |||
| JPH0958220A | 1997-03-04 |
Attorney, Agent or Firm:
GLOBAL IP TOKYO (JP)
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