Title:
METHOD FOR MANUFACTURING RUBBER ARTICLE MOLD AND RUBBER ARTICLE MOLD
Document Type and Number:
WIPO Patent Application WO/2017/094288
Kind Code:
A1
Abstract:
According to the invention, slit forming parts are easily formed on split faces of split molds, and changes in a slit vent formed by the slit forming parts are suppressed.
Split faces (21), (22) including slit forming parts (23) are formed on split molds (20). The split faces (21), (22) of the split molds (20) are plated to coat the split faces (21), (22), on which the slit forming parts (23) are formed, with plating films (40). The plurality of split molds (20) are combined together, with the split faces (21), (22) thereof facing each other, to mold a rubber article. The slit forming parts (23) of the split faces (21), (22) form a slit vent (30) between the split molds (20).
Inventors:
ISHIHARA YASUYUKI (JP)
Application Number:
PCT/JP2016/073354
Publication Date:
June 08, 2017
Filing Date:
August 08, 2016
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B29C33/02; B29C33/10; B29C33/38; B29C35/02; B29K21/00; B29L30/00
Domestic Patent References:
| WO2009064068A1 | 2009-05-22 |
Foreign References:
| JPH10264169A | 1998-10-06 | |||
| JP2014136318A | 2014-07-28 | |||
| JP2002361632A | 2002-12-18 | |||
| JPH06206226A | 1994-07-26 |
Other References:
See also references of EP 3372368A4
Attorney, Agent or Firm:
NEMOTO, Keiji (JP)
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