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Patent Searching and Data


Title:
TIRE
Document Type and Number:
WIPO Patent Application WO/2020/080447
Kind Code:
A1
Abstract:
Provided is a tire that enables high productivity while having improved durability, steering stability, and low rolling resistance during high-speed traveling. This tire is provided with: a pair of bead cores 11; a carcass that comprises at least one layer of a carcass ply 12 disposed across the bead cores 11; a belt 13 that comprises at least one belt layer and that is disposed outward of the carcass in the tire radial direction; and at least one belt reinforcement layer 14 that is disposed outward of the belt 13 in the tire radial direction, wherein a reinforcing cord of the carcass ply 12 and/or a reinforcing cord of the belt reinforcement layer 14 includes a cord using a polyamide multifilament that comprises a polycondensate of a diamine and a dicarboxylic acid including an aromatic dicarboxylic acid.

Inventors:
SASAKI YOSUKE (JP)
Application Number:
PCT/JP2019/040768
Publication Date:
April 23, 2020
Filing Date:
October 16, 2019
Export Citation:
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Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C9/00; B60C9/20; B60C9/22; D02G3/28; D02G3/48; D07B1/02; D07B1/06
Domestic Patent References:
WO2018038050A12018-03-01
Foreign References:
JP2014088120A2014-05-15
JP2017141002A2017-08-17
JP2017141005A2017-08-17
JP2000185512A2000-07-04
JP2001080316A2001-03-27
JPH07157986A1995-06-20
JPH0913288A1997-01-14
EP0588780A11994-03-23
JP2012106570A2012-06-07
JPH05338406A1993-12-21
JP2002103913A2002-04-09
Attorney, Agent or Firm:
HONDA Ichiro (JP)
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