Electrical switch with self contained indicating means

Details Electrical switch with self contained indicating means Electrical switch with self contained indicating means

1985-05-03

1987-05-19

Marius, Stephen

Electricity: circuit makers and breakers

Electric switch details

Indicators

200315, 200310, 200311, 174 66, 174 56, H01H 916, H01H 918

Patent

active

046670734

ABSTRACT:
An electrical toggle switch with self-contained indicating devices for displaying the operating condition of the switch and the electrical equipment controlled thereby. The switch may be of the single pole double throw type, or the double pole double throw type, operated by a three position toggle lever which actuates a fulcrum mounted conductive bridge. The switch housing incorporates indicating lamps with color coded lenses. A legend plate assembly mounted on the switch includes a readily interchangeable legend plate which indicates switch function whether or not specifically illuminated.

REFERENCES:
patent: 2434442 (1948-01-01), Stanfield
patent: 2515820 (1950-07-01), Clark
patent: 2933581 (1960-04-01), Naimer
patent: 3409751 (1968-11-01), Krieger
patent: 3598950 (1971-08-01), Ohashi
patent: 4095067 (1978-06-01), La Scola
patent: 4191873 (1980-03-01), Woodard
patent: 4242551 (1980-12-01), Sorenson
patent: 4268734 (1981-05-01), Sorenson
patent: 4291211 (1981-09-01), Discenza
patent: 4377049 (1983-03-01), Simon et al.

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