Electrical wallplate fittings

Details Electrical wallplate fittings Electrical wallplate fittings

1979-05-04

1981-01-20

McQuade, John

Geometrical instruments

339135, 339188R, H01R 13625

Patent

active

042458781

ABSTRACT:
An electrical wallplate fitting comprising a base part, a cover rotatable through a predetermined angle between initial and final positions relative to the base to secure the cover mechanically to the base part and to release the cover from the base part, a plurality of first electrical contacts mounted on the base part at different radial distances from the axis of rotation of the cover, and a corresponding number of second contacts so positioned on the cover that when the cover is rotated from the initial to the final position the second contacts move along respective arcuate paths into contact with respective first contacts.

REFERENCES:
patent: 2766434 (1956-10-01), Gear
patent: 3633151 (1972-01-01), Sensabaugh

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