发明名称 Latch mechanism for a circuit breaker
摘要 A latch mechanism for a circuit breaker comprises a pair of longitudinal legs, a lateral section bridging the pair of longitudinal legs, and a longitudinal section extending from the lateral section in an opposite direction relative to the pair of legs. The lateral section includes a lower bearing surface for releasably engaging a cradle of the circuit breaker. The lower bearing surface includes a coined radius for facilitating engagement and disengagement of the cradle. The longitudinal section includes a protrusion for supporting a latch spring. The latch mechanism is manufactured in a single stamping operation, during which the protrusion is formed by cold extrusion.
申请公布号 US5444423(A) 申请公布日期 1995.08.22
申请号 US19940196345 申请日期 1994.02.14
申请人 SQUARE D 发明人 VENZKE, DONALD R.;HOOD, TERESA I.;MILLER, JOEL L.
分类号 H01H71/50;H01H71/52;(IPC1-7):H01H9/20 主分类号 H01H71/50
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