Electric circuit breaker with means for adjusting the contacts

Details Electric circuit breaker with means for adjusting the contacts Electric circuit breaker with means for adjusting the contacts

1997-12-18

2000-02-08

Donovan, Lincoln

High-voltage switches with arc preventing or extinguishing devic

Arc preventing or extinguishing devices

Multiple break

218154, 218 36, 218 2, H01H 3314, H01H 940

Patent

active

060230355

ABSTRACT:
Electric circuit breaker with means for adjusting the contacts comprising, for each electric phase, moving levers having main contacts and arc-breaking contacts co-operating with main contacts and arc-breaking contacts provided on a terminal bar there being provision for the levers loaded by springs to be supported by a crank pivoting about a pin and for the crank to be operationally connected to a link-rod articularly joined to an operating shaft and for each end of the operating shaft to have translatable and position-adjustable supports.

REFERENCES:
patent: 2117892 (1938-05-01), Koch
patent: 4551597 (1985-11-01), Maier
patent: 4616202 (1986-10-01), Kakizoe
patent: 5359161 (1994-10-01), Leach et al.
patent: 5519180 (1996-05-01), Zaffetti et al.

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