Visible blade switch

Details Visible blade switch Visible blade switch

1976-04-28

1978-06-13

Truhe, J. V.

Electricity: circuit makers and breakers

Electric switch details

Indicators

H01H 916

Patent

active

040950751

ABSTRACT:
An electrical switch is provided with a pivotable contact arm so constructed and positioned that when the switch is open an indicating portion of the arm is viewable from the front of the switch, and when the switch is closed the indicating portion is retracted from view. This indicating portion of the arm is located on a forwardly stepped portion of the arm and is disposed at the end of the arm remote from the separable contact region.

REFERENCES:
patent: 2665344 (1954-01-01), Zozulin et al.
patent: 2685011 (1954-07-01), Boller et al.
patent: 2854555 (1958-09-01), Edmunds

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