发明名称 Spring unit comprises a helical spring and an additional spring element which is not separated from the spring base by means of a metal cup
摘要 The spring unit comprises a helical spring (2) and an additional spring element (3) which is not separated from the spring base (1) by means of a metal cup.
申请公布号 DE10337175(A1) 申请公布日期 2004.03.11
申请号 DE20031037175 申请日期 2003.08.13
申请人 BASF AG 发明人 GEHRING, TOM;GELMKE, AUGUST-WILHELM
分类号 B60G11/52;F16F1/12;F16F1/36;F16F1/37;F16F1/376;F16F3/10;F16F9/58;(IPC1-7):B60G11/14 主分类号 B60G11/52
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