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公开(公告)号:US4117188A
公开(公告)日:1978-09-26
申请号:US781520
申请日:1977-03-25
申请人: Yuzo Takahashi , Yoshimi Wazima , Akira Nakada , Yasuyuki Tanaka , Katsumi Nagai , Nobuo Takahashi , Hiroshi Matsuda , Eizi Aizawa , Shiro Oyama
发明人: Yuzo Takahashi , Yoshimi Wazima , Akira Nakada , Yasuyuki Tanaka , Katsumi Nagai , Nobuo Takahashi , Hiroshi Matsuda , Eizi Aizawa , Shiro Oyama
CPC分类号: B65D7/34 , B21D51/2676 , B21D51/28 , Y10T428/1355 , Y10T428/1359 , Y10T428/24256 , Y10T428/24264 , Y10T428/24744
摘要: A lapped seam can having a high safety characteristic used as containers of soft drinks or beer wherein the cut-burrs at the end of the inner end portion of the can blank are completely removed so that micro-leak passages apt to occur in the lapped seam can are shut off, thereby permitting a long term storage of the can content without deterioration by preventing metal from being dissolved out from said inner end portion.