发明名称 Spring motor driving mechanism for a switching device, in particular for a circuit breaker
摘要 The mechanism has a large cogged wheel (13) with a set of gear teeth (53), which are axially retractable by means of a spring (56). The wheel follows a direction (A) and as a fixed tooth portion (60) moves forward the retractable gear tooth disengages.
申请公布号 EP0881652(A1) 申请公布日期 1998.12.02
申请号 EP19980401186 申请日期 1998.05.18
申请人 GEC ALSTHOM T&D AG 发明人 NIKLAUS, ROLF
分类号 H01H3/30;H01H3/36;(IPC1-7):H01H3/30 主分类号 H01H3/30
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