发明名称 Punch and bending machine for sheet workpieces - has one punch and several interchangeable bending tools powered from single drive
摘要 <p>The machine consists of a frame on which the punch, forming unit and drive are mounted. The bending unit (20) consists of a separate construction, which can be removed from the machine frame. The bending unit which is interchangeable to suit various workpieces, incorporates a main drive shaft (28) which can be connected to the main drive shaft (36) of the machine through a removable coupling.</p>
申请公布号 DE2737442(A1) 申请公布日期 1979.03.01
申请号 DE19772737442 申请日期 1977.08.19
申请人 PATTERER,HANS;WUENSCH,ADOLF 发明人 PATTERER,HANS;WUENSCH,ADOLF
分类号 B21F1/00;(IPC1-7):30B9/00;21D28/00;21D5/00 主分类号 B21F1/00
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