Light fixture assembly and adapter ring therefor having exterior

Details Light fixture assembly and adapter ring therefor having exterior Light fixture assembly and adapter ring therefor having exterior

1998-11-30

2000-12-19

Sember, Thomas M.

Illumination

Housing

With closure fastener

362374, 362375, 362376, 362365, F21V 2100

Patent

active

061619477

ABSTRACT:
A light fixture assembly includes a mounting plate, a ballast housing, and an adapter ring for attaching the ballast housing to the mounting plate. The adapter ring includes an annular body having opposite upper and lower annular portions and opposite exterior and interior sides. The upper annular portion has a continuous upper annular surface located between the opposite exterior and interior sides and adapted for sealably engaging the mounting plate. The lower annular portion has a continuous lower annular surface located between the opposite exterior and interior sides and adapted for sealably engaging the ballast housing. Upper and lower exterior fastening arrangements are provided on the adapter ring for removably securing the ballast housing to the mounting plate. The upper fastening arrangement is disposed on the upper annular portion of the annular body at the exterior side thereof and spaced outwardly from the continuous upper annular surface of the annular body. The lower fastening arrangement is disposed on the lower annular portion of the annular body at the exterior side thereof and spaced outwardly from the continuous lower annular surface of the annular body.

REFERENCES:
patent: 5477442 (1995-12-01), Self
Advertising publications by Killard Electric MFG. Company, entitled "NLW 800-Watt Mercury Vapor Fixture" (2 pages) and "Self-Ballasted (HID) 400 Watt Mercury Vapor Fixture" (2 pages).
Killard Catalog Sheet 0371371, Section 12A, p. 15, entitled Mercury Vapor Enclosed & Gasketed Lighting Fixtures.

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