High compression puffer circuit interrupter

Details High compression puffer circuit interrupter High compression puffer circuit interrupter

1978-05-01

1980-08-26

Truhe, J. V.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200148F, H01H 3370

Patent

active

042197120

ABSTRACT:
A circuit interrupter characterized by a pair of separable contacts which establish an arc upon separation, means for directing a blast of arc interrupting gas into the zone between the separating contacts to extinguish the arc and comprising a cylinder movable within a surrounding casing, a piston movably mounted in the cylinder and pressurized fluid means cooperating with the piston to compress and push the interrupting gas from the cylinder to said zone.

REFERENCES:
patent: 3171937 (1965-03-01), McKeough
patent: 4139753 (1979-02-01), Cromer et al.

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