Electrical trench grommet member

Details Electrical trench grommet member Electrical trench grommet member

1984-06-21

1986-05-13

Grimley, Arthur T.

Electricity: conductors and insulators

Overhead

Towers, poles or posts

16 2, 403388, H02G 328

Patent

active

045888531

ABSTRACT:
An electrical trench grommet member for coupling between a corrugated metal decking having alternating crests and troughs and an electrical trench adapted to extend transversely of the decking and troughs. The decking has a hole in a crest thereof through which electrical wiring extends and the electrical trench also has a hole in the bottom wall thereof, which is preferably rectangular and larger than the decking hole. The grommet member in accordance with the invention has a grommet piece adapted to interlock with the decking hole and of comparable size to the decking hole to engage therewith and also includes an overlay piece integral with the grommet piece and extending peripherally therefrom to cover the larger trench hole.

REFERENCES:
patent: 2709290 (1955-05-01), Rosenthal
patent: 2836214 (1958-05-01), Rapata
patent: 3308417 (1967-03-01), Hammell et al.
patent: 3721051 (1973-03-01), Fork
patent: 3887960 (1975-06-01), Sherman

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