发明名称 SANDWICH DIE SET
摘要 A simple, easily assembled die kit is disclosed comprising a pair of die plates and means to readily attach the plates to and space the plates from the master die parts. In one embodiment the die block and punch are mounted, with or without auxiliary plates, upon locating lugs and clamped down upon spacer discs. Support discs are placed in strategic position about the die to take up the downward punching shock.
申请公布号 US3880038(A) 申请公布日期 1975.04.29
申请号 US19730363996 申请日期 1973.05.25
申请人 MANGOS, JAMES 发明人 MANGOS, JAMES
分类号 B21D37/10;(IPC1-7):B26F1/14 主分类号 B21D37/10
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