Electric power switch with slotted commutation end plate

Details Electric power switch with slotted commutation end plate Electric power switch with slotted commutation end plate

1983-02-02

1985-06-04

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200144R, 335132, 335201, H01H 3320

Patent

active

045216550

ABSTRACT:
In an electric power switch in which an arc generated between movable and stationary contacts 6, 14 migrates to an arc runner 15 and a commutation end plate and is extinguished by a grid 2 arranged therebetween, a cut is formed at least in the lower half of the end plate which confronts the grid, whereby the end of the arc is driven towards the center of the end plate and away from a surrounding arc box 1.

REFERENCES:
patent: 3564176 (1971-02-01), Fechant
patent: 4237355 (1980-12-01), Fechant et al.

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