High current switch contacts

Details High current switch contacts High current switch contacts

1984-08-02

1986-12-16

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 3366

Patent

active

046298398

ABSTRACT:
A contact head (9) for a vacuum interrupter switch is cup-shaped and has a plurality of slots (6) formed therein, each slot passing through the wall-part (5) of the contact head in a generally helical direction and extending partly through the base portion (4) in a chordal direction.

REFERENCES:
patent: 3372258 (1968-03-01), Porter
patent: 3818164 (1974-06-01), Mizutani et al.
patent: 3845262 (1974-10-01), Hundstad
patent: 4117288 (1978-09-01), Gorman et al.
patent: 4210790 (1980-07-01), Kurosawa et al.
patent: 4438307 (1984-03-01), Lippmann et al.

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