发明名称 |
Apparatus for electrically perforating moving paper webs |
摘要 |
Method and apparatus for electrically perforating a moving web such as paper, film and the like in which the web passes between spaced, charged and ground electrodes adapted to move at right angles to one another, including a flat plate for supporting said web as it passes between said spaced electrodes having a narrow slot in which the ground electrode travels parallel to the surface of said plate, said surface recessed along both sides of said slot to provide a collection area for particulate matter produced from perforating said web and means for removing said particulate matter from said collection area.
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申请公布号 |
US4035611(A) |
申请公布日期 |
1977.07.12 |
申请号 |
US19760691624 |
申请日期 |
1976.06.01 |
申请人 |
OLIN CORPORATION |
发明人 |
MARTIN, RICHARD HUGO;OWENS, JR., WILLIAM F. |
分类号 |
B26F1/28;(IPC1-7):H05B7/18 |
主分类号 |
B26F1/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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