发明名称 IMPROVEMENT TO THE BLANK HOLDER FORCE REGULATING SYSTEM IN A PRESS
摘要 <p>PCT No. PCT/BE97/00063 Sec. 371 Date Aug. 17, 1998 Sec. 102(e) Date Aug. 17, 1998 PCT Filed May 28, 1997 PCT Pub. No. WO97/46337 PCT Pub. Date Dec. 11, 1997A stamping press comprising a blank-holder force-regulating system using fluid-operated compensating cylinders (5, 7). The variation in the force in the blank-holder pressure-regulating areas is thus compensated so as to maintain a predetermined constant pressure in the conventional blank-holder area. This pressure in the conventional blank-holder area can, by virtue of the invention, according to certain alternative embodiments, also be made to vary.</p>
申请公布号 GR3035772(T3) 申请公布日期 2001.07.31
申请号 GR20010400622T 申请日期 2001.04.20
申请人 RECHERCHE ET DEVELOPPEMENT DU GROUPE COCKERILL SAMBRE, EN ABREGE: RD-CS 发明人 KERGEN, RICHARD
分类号 B21D24/02;B21D24/14;(IPC1-7):B21D24/02 主分类号 B21D24/02
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