发明名称 MANUFACTURE OF POCKETED COMPOUND NESTED COIL SPRINGS
摘要 A system and method for manufacturing pocketed compound nested coil springs includes inserting a compressed, preferably pocketed, smaller coil spring into a horizontally oriented larger coil spring either prior to compressing and inserting the outer coil spring into pocket material or after the larger coil spring has been pocketed thereby requiring the first spring to be inserted into and through an opening in the pocket material.
申请公布号 PL346177(A1) 申请公布日期 2002.01.28
申请号 PL19990346177 申请日期 1999.08.24
申请人 L & P PROPERTY MANAGEMENT CO. 发明人 MOSSBECK NIELS S.;WELLS THOMAS J.;SPINKS SIMON
分类号 A47C23/04;A47C27/07;B65B63/02;B68G9/00;F16F3/04;(IPC1-7):B21F35/00;A47C23/043 主分类号 A47C23/04
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