发明名称 Quick upper tool coupling and uncoupling device of a press brake
摘要 The rapid coupling and uncoupling device consists essentially of a plunger element (12) capable of being inserted into the clamp (4) or into the top beam/intermediary (1) of the same press brake, or into the tool connection (2), having a cursor (14) with a terminal part of a tapered form pressed by a spring to engage within a groove (16) present in the tool connection or in the clamp or in the top beam/intermediary, respectively.
申请公布号 US7634935(B2) 申请公布日期 2009.12.22
申请号 US20060543479 申请日期 2006.10.05
申请人 ROLLERI S.P.A. 发明人 MAZZOCCHI DOMENICO
分类号 B21D5/02;B21D37/04 主分类号 B21D5/02
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