1977-01-24
1978-02-28
Lake, Roy
Geometrical instruments
174135, 339116C, 339141, 339156R, 339208, H01R 1358
Patent
active
040763641
ABSTRACT:
A selectively deflectable tab hingedly coupled to the cover portion of a two part wiring device is positionally responsive to the presence or absence of an obstruction located within a cable receiving notched opening in the housing portion of the device so that, in the absence of such cable, the tab will enter the notched opening to provide a seal thereat but will selectively tilt away from the opening upon contact with an obstruction located therein.
REFERENCES:
patent: 3223776 (1965-12-01), Piasecki
patent: 3957336 (1976-05-01), Bromberg
Jones DeWalden W.
Lake Roy
Teschner David
Thomas & Betts Corporation
Woldman Jesse
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