Switch device having an insulating screen inserted between the c

Details Switch device having an insulating screen inserted between the c Switch device having an insulating screen inserted between the c

1985-11-25

1987-04-21

Budd, Mark O.

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 3306

Patent

active

046598871

ABSTRACT:
A screened electric switch in which the screen is inserted at high speed between the contacts and in which a mobile shutter with a sealing surface basically fixed relatively to the housing drives the screen with a speed which is a function of the energy of the arc.
This switch is applicable to circuit breaking devices designed to check the rise of short-circuit currents or high steady-state rated currents.

REFERENCES:
patent: 4426562 (1984-01-01), Kemeny
patent: 4510360 (1985-04-01), Golub
patent: 4562323 (1985-12-01), Bebel et al.

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