Illuminating device with mercury switch and adjustable abutment

Details Illuminating device with mercury switch and adjustable abutment Illuminating device with mercury switch and adjustable abutment

1984-07-26

1985-08-06

Nelson, Peter A.

Illumination

Light source and modifier

Condition responsive

362100, 362428, 362287, 362430, 362372, 362802, F21V 1902

Patent

active

045339856

ABSTRACT:
A device for illuminating a keyhole comprising a housing having a top panel, an energy source and a light disposed in the housing, a conductor for providing a circuit between the energy source and the light, a switch interconnected with the conductor, and an illumination platform pivotally connected to the top panel of the housing and being adapted to swing outwardly of the housing.

REFERENCES:
patent: 2011692 (1935-08-01), Simpson
patent: 2304690 (1942-12-01), Herder
patent: 3711694 (1973-01-01), Gronauer
patent: 3895197 (1975-07-01), Mizrahi

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