Panelboard front having concealed clamps

Details Panelboard front having concealed clamps Panelboard front having concealed clamps

1974-08-19

1976-03-23

Tolin, Gerald P.

H02B 108

Patent

active

039462838

ABSTRACT:
A panelboard front assembly including a trim plate having an opening for exposing a panel assembly mounted in a box, clamping bars slidably attached to the trim plate for engaging flanges of the box, and a door attached to the trim plate which conceals the clamping bars and the associated adjusting means when closed. In the illustrated example, side rabbets are provided on the trim plate and the clamping bars slide in openings in the rabbets and have adjusting screws which slide in slots in the rabbets. The clamping bars are further spring-loaded toward the open position by springs situated proximate the adjusting screws.

REFERENCES:
patent: 3333158 (1967-07-01), Speck
patent: 3339124 (1967-08-01), Jorgensen
patent: 3465914 (1969-09-01), Pierson, Jr.
patent: 3777224 (1973-12-01), Meacham

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