Temperature sensitive trip device

Details Temperature sensitive trip device Temperature sensitive trip device

1975-04-17

1977-07-05

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

Space discharge device

361124, 361104, 337407, H01H 3704, H02H 104

Patent

active

040343260

ABSTRACT:
A temperature sensitive-trip device for use on an electrical surge arrestor and comprising a resilient contact member mounted on the arrestor and having a fusible material solidified in contiguous relationship therewith to hold contact member biassed so that on melting of fusible material, contact member is urged to a position in which it shorts the electrodes of the arrestor.

REFERENCES:
patent: 1057784 (1913-04-01), Topp
patent: 1935611 (1933-11-01), Bourbon
patent: 2105113 (1938-01-01), Gibson
patent: 2799807 (1957-07-01), Schultz et al.
patent: 3275774 (1966-09-01), Miller
patent: 3782358 (1974-01-01), Lenz
patent: 3813577 (1974-05-01), Kawiecke

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