- 专利标题: Mold and method for manufacturing drawn can
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申请号: US15774076申请日: 2016-11-22
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公开(公告)号: US11267033B2公开(公告)日: 2022-03-08
- 发明人: Ryozo Shiroishi , Kenichi Takao , Takuho Kumagai
- 申请人: TOYO SEIKAN GROUP HOLDINGS, LTD.
- 申请人地址: JP Tokyo
- 专利权人: TOYO SEIKAN GROUP HOLDINGS, LTD.
- 当前专利权人: TOYO SEIKAN GROUP HOLDINGS, LTD.
- 当前专利权人地址: JP Tokyo
- 代理机构: Sughrue Mion, PLLC
- 优先权: JPJP2015-234527 20151201
- 国际申请: PCT/JP2016/084541 WO 20161122
- 国际公布: WO2017/094556 WO 20170608
- 主分类号: B21D22/28
- IPC分类号: B21D22/28 ; B21D37/01 ; B21D51/26 ; B21D37/20 ; B21D28/14
摘要:
A mold used for blanking a metal plate to shape a blank to be drawn. The mold has a surface treatment film and a top face to be brought into contact with the metal plate and a peripheral end face communicated indirectly with the top face. At least the top face is coated with the surface treatment film.
公开/授权文献
- US20180318900A1 MOLD AND METHOD FOR MANUFACTURING DRAWN CAN 公开/授权日:2018-11-08
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