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Patent Searching and Data


Title:
MOLD AND METHOD FOR MANUFACTURING DRAWN CAN
Document Type and Number:
WIPO Patent Application WO/2017/094556
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a mold used in order to punch a metal plate and mold a drawing blank, wherein the peeling of a surface-treated film is effectively kept from progressing. The mold provided according to the present invention is used in order to punch a metal plate and mold a drawing blank, wherein the mold is characterized in being provided with a top surface that comes into contact with the metal plate, and a peripheral end surface that is discontinuous with the top surface, at least the top surface being covered by a surface-treated film.

Inventors:
SHIROISHI, Ryozo (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
TAKAO, Kenichi (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
KUMAGAI, Takuho (Corporate Research & Development, 22-4, Okazawa-cho, Hodogaya-ku, Yokohama-sh, Kanagawa 62, 〒2400062, JP)
Application Number:
JP2016/084541
Publication Date:
June 08, 2017
Filing Date:
November 22, 2016
Export Citation:
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Assignee:
TOYO SEIKAN GROUP HOLDINGS, LTD. (18-1, Higashi-Gotanda 2-chome Shinagawa-k, Tokyo 27, 〒1418627, JP)
International Classes:
B21D37/01; B21D22/28; B21D28/02; B21D28/14; B21D51/26
Attorney, Agent or Firm:
ONO, Hisazumi et al. (Nishi-Shimbashi Daiichi Hoki bldg, 5-2 Nishi-Shimbashi 3-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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