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Patent Searching and Data


Title:
PNEUMATIC TIRE
Document Type and Number:
WIPO Patent Application WO/2014/167769
Kind Code:
A1
Abstract:
Provided is a pneumatic tire in which road noise is reduced and drainage is improved. The pneumatic tire is characterized in that buttress parts (10) are provided in areas that constitute half of the areas from the tread-ground-contact ends (TE) of the pneumatic tire to the tire maximum-width positions, and that are located toward the ground-contact ends; at least one buttress peripheral groove (12) extending continuously in the peripheral direction of the tire is formed in at least one buttress part (10); the buttress peripheral groove (12) has wide parts (14) having a predetermined groove width and narrow parts (16) smaller in groove width than the wide parts (14); and the wide parts (14) and narrow parts (16) are disposed repeating alternately along the direction of extension of the buttress peripheral groove (12).

Inventors:
KATO, Keiichi (Technical Center 3-1-1, Ogawahigashi-cho, Kodaira-sh, Tokyo 31, 〒1878531, JP)
Application Number:
JP2014/001064
Publication Date:
October 16, 2014
Filing Date:
February 27, 2014
Export Citation:
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Assignee:
BRIDGESTONE CORPORATION (1-1 Kyobashi 3-chome, Chuo-ku Tokyo, 40, 〒1048340, JP)
International Classes:
B60C11/01; B60C5/00; B60C11/04; B60C13/00
Foreign References:
JPH0717214A
JPH10138713A
JP2010089720A
JP2012188048A
JP2006315475A
JPH0613904U
JP2010132045A
JP2011105169A
JPH09240218A
Attorney, Agent or Firm:
SUGIMURA, Kenji (36F Kasumigaseki Common Gate West, 3-2-1 Kasumigaseki, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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