发明名称 Multipole circuit breaker system with differential pole operation
摘要 A multiple circuit breaker system wherein each single pole breaker within the multiple breaker system have very similar structure and dimensions, except that at least one of the breakers (e.g. the one which is connected to a floating neutral pole) has an additional articulation which the other breakers do not have. This additional articulation, and the associated spring action, provide extended contact time.
申请公布号 US4882557(A) 申请公布日期 1989.11.21
申请号 US19870120479 申请日期 1987.11.13
申请人 AIRPAX CORPORATION 发明人 HARPER, GEORGE S.
分类号 H01H71/00;H01H71/44;H01H71/52 主分类号 H01H71/00
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