Invention Grant
- Patent Title: Mold and method for manufacturing drawn can
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Application No.: US15774076Application Date: 2016-11-22
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Publication No.: US11267033B2Publication Date: 2022-03-08
- Inventor: Ryozo Shiroishi , Kenichi Takao , Takuho Kumagai
- Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
- Applicant Address: JP Tokyo
- Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
- Current Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JPJP2015-234527 20151201
- International Application: PCT/JP2016/084541 WO 20161122
- International Announcement: WO2017/094556 WO 20170608
- Main IPC: B21D22/28
- IPC: B21D22/28 ; B21D37/01 ; B21D51/26 ; B21D37/20 ; B21D28/14
Abstract:
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.
Public/Granted literature
- US20180318900A1 MOLD AND METHOD FOR MANUFACTURING DRAWN CAN Public/Granted day:2018-11-08
Information query
