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Title:
HEAVY-DUTY TIRE VULCANIZATION DIE, HEAVY-DUTY TIRE MANUFACTURING METHOD, AND HEAVY-DUTY TIRE
Document Type and Number:
WIPO Patent Application WO/2019/039169
Kind Code:
A1
Abstract:
A heavy-duty tire vulcanization die (1) comprises: an upper mold (20) and a lower mold (10) that mold a side-wall section; and a sector mold (30) that is disposed between the upper mold (20) and the lower mold (10) and that embosses a tread section. The position of division between the sector mold (30) and the lower mold (10) is, in the tire width direction W, in the range of 76-95% of the distance from the tire equator line CL to a shoulder edge (70).

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Inventors:
TAKAHASHI TOMOHIRO
Application Number:
PCT/JP2018/027654
Publication Date:
February 28, 2019
Filing Date:
July 24, 2018
Export Citation:
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Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B29C33/02; B29C35/02
Domestic Patent References:
WO2017108359A12017-06-29
Foreign References:
JP2001225609A2001-08-21
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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