Circuit interrupter

Details Circuit interrupter Circuit interrupter

1985-01-07

1986-09-02

Marcus, Stephen

Electricity: circuit makers and breakers

Liquid contact

Time delay

200318, 200323, 335 21, H01H 920

Patent

active

046097996

ABSTRACT:
A circuit interrupter comprises a pair of separable contacts at least one of which is movable, and an operating mechanism operatively connected to the movable contacts for opening and closing the contacts. The operating mechanism includes a movable contact arm having mounted thereon the movable contact, a latch lever pivotally mounted on the movable contact arm, and a toggle link mechanism connected at its one end to an operating handle and the other end of which is directly engageable with said movable contact arm and the latch lever. The movable contact arm has a latch surface, and the latch lever has a latching end which, in cooperation with the latch surface, releasably catches the other end of the toggle link mechanism. A roller may be mounted on the other end of the second toggle link for quick and smooth operation of the operating mechanism.

REFERENCES:
patent: 3110792 (1963-11-01), Gauthier
patent: 3134879 (1964-05-01), Gauthier et al.
patent: 3286067 (1966-11-01), Menickella
patent: 3299244 (1967-01-01), Strobel et al.
patent: 3562469 (1967-02-01), Peck

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