Electric circuit-breaker of the magnetic arc extinction type

Details Electric circuit-breaker of the magnetic arc extinction type Electric circuit-breaker of the magnetic arc extinction type

1993-09-17

1994-12-13

Donovan, Lincoln

Electricity: magnetically operated switches, magnets, and electr

Electromagnetically actuated switches

With arc-suppression or extinguishing means

200144R, 200147R, 335132, 335 16, H01H 7500

Patent

active

053732731

ABSTRACT:
An electric circuit-breaker of the magnetic arc extinction type includes a fixed contact member comprising two electrically insulative parts. An auxiliary part of the fixed contact member is connected to an auxiliary terminal and includes an arc deflector branch so disposed that when the contacts open the current flows in opposite directions in this branch and in the mobile contact member.

REFERENCES:
patent: 4086460 (1978-04-01), Gillette
patent: 4618748 (1986-10-01), Mueller
patent: 4654491 (1987-03-01), Maier et al.
patent: 4973805 (1990-11-01), Paton et al.
patent: 5142111 (1992-08-01), Blanchard et al.

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