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Patent Searching and Data


Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2014/129380
Kind Code:
A1
Abstract:
The purpose of the present invention is to reduce the weight of a tire, for which a resin material is used as a tire carcass member, while ensuring strength against an internal pressure. This tire (10) has: a tire carcass member (12) that has side sections (18), which are made of a rein material and positioned on either side in the tire width direction, and a crown section (22), which is continuous with outer end parts of the side sections (18) in the tire radial direction and extends inward in the tire width direction; a reinforcement ply (14) that is constructed by helically winding a cord (30) in the tire circumferential direction on the outer peripheral side of the crown section (22); and a thin-walled section (16) that is provided at the central part in the tire width direction of the crown section (22) and in a region that is located within the width of the reinforcement ply (14) and is narrower than the width of the crown section (22).

Inventors:
HASEGAWA, Keiichi (1-1 Kyobashi 3-chome, Chuo-k, Tokyo 40, 〒1048340, JP)
KON, Seiji (1-1 Kyobashi 3-chome, Chuo-k, Tokyo 40, 〒1048340, JP)
KOUNO, Yoshihide (1-1 Kyobashi 3-chome, Chuo-k, Tokyo 40, 〒1048340, JP)
Application Number:
JP2014/053357
Publication Date:
August 28, 2014
Filing Date:
February 13, 2014
Export Citation:
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Assignee:
BRIDGESTONE CORPORATION (1-1 Kyobashi 3-chome, Chuo-ku Tokyo, 40, 〒1048340, JP)
International Classes:
B60C5/01
Foreign References:
JPS5920702A1984-02-02
JPH03148302A1991-06-25
JPS5413106A1979-01-31
JPH03143701A1991-06-19
Other References:
See also references of EP 2960077A4
Attorney, Agent or Firm:
NAKAJIMA, Jun et al. (TAIYO, NAKAJIMA & KATO Seventh Floor, HK-Shinjuku Bldg., 3-17, Shinjuku 4-chome, Shinjuku-k, Tokyo 22, 〒1600022, JP)
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