Current switch with moving contacts

Details Current switch with moving contacts Current switch with moving contacts

1997-12-18

1999-07-20

Friedhofer, Michael A.

Electricity: circuit makers and breakers

Contact moved by sudden release of stored energy,

218154, 335191, H01H 346, H01H 7710

Patent

active

059245549

ABSTRACT:
Current switch with moving contacts cooperating with fixed contacts comprising, for each electric phase, a crank, pivoting about a pin, and a link rod, operationally connected to the crank and to the mechanism for opening and closing the switch, there being provision for the contact-carrying levers to be fulcrumed in the lower part to a pin integral with the crank, for, above the pin, the levers to have, on the opposite side to the contacts, seats against which spring means bear, for the opposite ends of the spring means to bear against seats formed at the top on the side of the support of the crank, opposite the fixed contacts.

REFERENCES:
patent: 3005066 (1961-10-01), Powell
patent: 3832504 (1974-08-01), Cellerini et al.
patent: 4165453 (1979-08-01), Hennemann
patent: 4645891 (1987-02-01), Changle
patent: 4845459 (1989-07-01), Manthe et al.
patent: 5534674 (1996-07-01), Steffens

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