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Patent Searching and Data


Title:
TIRE VULCANIZATION DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2021/024651
Kind Code:
A1
Abstract:
Provided are a tire vulcanization device and method which can more reliably close a tire vulcanization mold, and can manufacture a tire having excellent quality. In a state in which a container ring 11 is disposed on the outer peripheral side of a segment 6 mounted on the outer peripheral surface of each sector mold 15c, a bolster plate 3 is disposed above an upper plate 2 mounted on the upper surface of an upper side mold 15a, and a green tire is placed on a lower side mold 15b mounted sideways on the upper surface of a lower plate 4, and the bolster plate 3 is moved downward by a pressurization mechanism 5 and is maintained in a mold-closing position, the container ring 11 held in a connection body 8 is moved downward by means of a supplied pressurization fluid F so as to be slidable in the vertical direction with respect to the bolster plate 3, and is attached to each sector mold 15c in an annular shape while the upper side mold 15a is pressed against the upper surface of each sector mold 15c, thereby closing the mold.

Inventors:
TAKAHASHI YUKIHISA (JP)
Application Number:
PCT/JP2020/025770
Publication Date:
February 11, 2021
Filing Date:
July 01, 2020
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
B29C33/02; B29C35/02
Foreign References:
JP2010042557A2010-02-25
JP2011167916A2011-09-01
JP2011194812A2011-10-06
Attorney, Agent or Firm:
SEIRYU PATENT PROFESSIONAL CORPORATION et al. (JP)
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