Electrical panelboard with main breaker hold-down

Details Electrical panelboard with main breaker hold-down Electrical panelboard with main breaker hold-down

1982-01-11

1984-05-01

Truhe, J. V.

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

361363, H02B 102

Patent

active

044465033

ABSTRACT:
A Z-shaped bracket (42) is secured to a circuit breaker panel (2) by a fastener (44) to project forwardly along a plug-in main circuit breaker (30) and overlie the forward surface of the main breaker to prevent removal of the main breaker (30) without first removing the bracket (42). The bracket and its function are made plainly evident by placement and indicia.

REFERENCES:
patent: 2530548 (1950-11-01), Stanley
patent: 2883587 (1959-04-01), Dorfman et al.
patent: 3159771 (1964-01-01), Duvall
patent: 3174079 (1965-03-01), Koenig
patent: 3218520 (1965-11-01), Casey
patent: 3258652 (1966-06-01), Galante et al.
patent: 3611048 (1971-10-01), Shelvik

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