发明授权
- 专利标题： Hole cutting device for webs
- 专利标题（中）： 腹板孔切割装置
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申请号： US136205申请日： 1980-04-01
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公开(公告)号： US4308774A公开(公告)日： 1982-01-05
- 发明人: Gerard M. Bohler , Edward D. Reed , Victor A. Kowalski
- 申请人： Gerard M. Bohler , Edward D. Reed , Victor A. Kowalski
- 申请人地址： NJ Morris Township, Morris County
- 专利权人： Allied Corporation
- 当前专利权人： Allied Corporation
- 当前专利权人地址： NJ Morris Township, Morris County
- 主分类号： B26D7/18
- IPC分类号： B26D7/18 ; B26F1/00 ; B29C17/10
摘要：
A device for cutting a hole out of a moving web such as plastic film comprising a suction cup for pulling the film against a vacuum source, terminating in a knife edge contained within the suction cup to cut the hole out of the film.
公开/授权文献
- US6016341A Telephone with data acquisition means 公开/授权日：2000-01-18
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