发明名称 |
Adjustable vacumn frame for holding sheets of plastic |
摘要 |
Broad pressure pads are arranged on adjustable longitudinal and lateral frame arms of coated or laminated material which clamp the sheet between them by developing a vacuum between the upper and lower parts with the remainder of the appts. at atmospheric pressure.
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申请公布号 |
DE2011178(A1) |
申请公布日期 |
1971.09.30 |
申请号 |
DE19702011178 |
申请日期 |
1970.03.10 |
申请人 |
KIEFEL GMBH PAUL |
发明人 |
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分类号 |
B29C51/26;(IPC1-7):29C17/02 |
主分类号 |
B29C51/26 |
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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