发明名称 |
Tool for drawing sheet metal blanks |
摘要 |
The tool for drawing sheet metal blanks incorporates top and bottom tool halves (11, 12), a drawing punch (14) and a blank holder (16). Parts of the blank holder are supported on pressure cylinders (20) which are spaced around the drawing punch and have working pistons (24) actuatable by means of a fluid under pressure.
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申请公布号 |
DE19718212(A1) |
申请公布日期 |
1998.11.05 |
申请号 |
DE19971018212 |
申请日期 |
1997.04.30 |
申请人 |
REITTER, ERHARD, 75056 SULZFELD, DE |
发明人 |
REITTER, ERHARD, 75056 SULZFELD, DE |
分类号 |
B21D22/22;B21D24/14;(IPC1-7):B21D22/22 |
主分类号 |
B21D22/22 |
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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