Circuit breaker with high speed trip latch

专利名称：Circuit breaker with high speed trip latch发明人：Alfred E. Maier,Louis N. Ricci申请号：US05/755766申请日：19761230公开号：US04219713A公开日：19800826

摘要：A circuit breaker having stationary and movable contacts operable betweenopen and closed positions with the movable contact being biased in an open position. Anoperating mechanism, for effecting movement of the contacts between the open andclosed positions includes a toggle having first and second links and a toggle lever. Alsoincluded is a releasable toggle latch for holding the toggle in a toggle position. Thetoggle latch includes a rod having a flat surface which is adjacent to and contacts, thetoggle lever. The rod is rotatable between first and second positions with the rod flatsurface, when in the first position, preventing movement of the toggle lever and when inthe second position permits movement of the toggle lever such that the toggle can bereleased from toggle position. A latch catch is fixedly secured to, and rotatable with, therod, with movement of a latch catch causing movement of the rod. The latch catch isbiased in the rod second position where the toggle lever can be released, and areleasable lever system holds for the latch catch in the rod first position.

申请人：WESTINGHOUSE ELECTRIC CORP

代理人：M. S. Yatsko

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