Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2014/142349
Kind Code:
A1
Abstract:
Provided is a pneumatic tire which improves the heat-dissipating effect of the tread section thereof, while maintaining land-section durability. A pneumatic tire provided with a tread surface (1) that has a fine groove (9) formed therein, extending in a slanting direction in relation to the circumferential direction of the tire, and having a groove width (W1) which is smaller than the groove depth (D1) thereof, the pneumatic tire being characterized in that: both ends of the fine groove (9) open outside a land section; one or more of the groove-wall surfaces (9c) of the fine groove (9) that face the circumferential direction of the tire have an air-intake section (10) formed therein which opens to the tread surface; and the maximum depth (D1) of the fine groove (9) and the maximum depth (D2) of the air-intake section (10) satisfy 5
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Inventors:
KAWAKAMI YUKI (JP)
Application Number:
PCT/JP2014/057635
Publication Date:
September 18, 2014
Filing Date:
March 13, 2014
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C11/04; B60C11/11; B60C11/13
Domestic Patent References:
| WO2013035889A1 | 2013-03-14 |
Foreign References:
| JP2007191093A | 2007-08-02 | |||
| JP2007230399A | 2007-09-13 | |||
| JP2003205706A | 2003-07-22 | |||
| JP2007230399A | 2007-09-13 |
Other References:
See also references of EP 2974888A4
Attorney, Agent or Firm:
SUGIMURA, KENJI (JP)
Kenji Sugimura (JP)
Kenji Sugimura (JP)
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