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Title:
METHOD FOR MANUFACTURING INTERNAL-FIT FITTING COMPONENT, METHOD FOR MANUFACTURING INTERMEDIATE COMPONENT FOR INTERNAL-FIT FITTING COMPONENT, MOLD, INTERMEDIATE COMPONENT, AND CUTTING BLADE
Document Type and Number:
WIPO Patent Application WO/2019/171954
Kind Code:
A1
Abstract:
[Problem] To provide: a method for manufacturing an internal-fit fitting component, the method making it possible to manufacture an internal-fit fitting component of which outer surface smoothness is improved by a simple method; a method for manufacturing an intermediate component for an internal-fit fitting component; a mold; an intermediate component; and a cutting blade. [Solution] A method for manufacturing an internal-fit fitting component, the method comprising: a step of performing molding with a mold 1 for blow molding, the mold being provided with cavities 12 and 22 and pinch-off parts 14 and 24 having protrusion forming parts (inclination parts 142 and 242) on the side of the cavities 12 and 22; and a step of removing from a molded part molded with the mold 1 protrusion parts molded by the protrusion forming parts.

Inventors:
TOZAKI KOHEI (JP)
Application Number:
JP2019/006302
Publication Date:
September 12, 2019
Filing Date:
February 20, 2019
Export Citation:
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Assignee:
KYORAKU CO LTD (Postcode6020912, JP)
International Classes:
B29C49/72; B23B5/16; B29C49/04
Foreign References:
JPH0386519A1991-04-11
JPH09123258A1997-05-13
JPH02269503A1990-11-02
JPH02269504A1990-11-02
JPH02269505A1990-11-02
JPH06335925A1994-12-06
JP2000289093A2000-10-17
JPH11309773A1999-11-09
Attorney, Agent or Firm:
COSMO INTERNATIONAL PATENT FIRM (Postcode1030006, JP)
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