Electrical wallplate fittings
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 20, 1981
Grant Date -
N/A
app pub date -
May 4, 1979
filing date -
May 10, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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