发明名称 Punch Press Oscillating Tool Insert
摘要 In certain aspects of the invention, punching machines and tools for punching machines are provided that include mechanical devices driven by a driving device of the punching machines and are used to oscillate a tool insert. Such machines and tools can provide an increased frequency of the oscillating movement of the tool insert.
申请公布号 US2011308294(A1) 申请公布日期 2011.12.22
申请号 US201113164304 申请日期 2011.06.20
申请人 ERLENMAIER WERNER;TRUMPF WERKZEUGMASCHINEN GMBH + CO. KG 发明人 ERLENMAIER WERNER
分类号 B21D28/20 主分类号 B21D28/20
代理机构 代理人
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