Luminaire for concealed T ceiling systems

Details Luminaire for concealed T ceiling systems Luminaire for concealed T ceiling systems

1977-10-28

1979-10-16

Nelson, Peter A.

Illumination

Supports

Ceiling-suspended support

362148, 362219, 362427, F21S 106

Patent

active

041715357

ABSTRACT:
An asymmetrically mounted recessed lighting fixture which includes an integral appearance frame about the bottom edge thereof which underlies and conceals the ceiling support framework from view. The lighting fixture includes an undercut or recessed portion in one sidewall which permits mounting of the luminaire on the ceiling support framework without removal of the appearance frame which underlies and conceals the ceiling support framework.

REFERENCES:
patent: 2721635 (1955-10-01), Fullerton
patent: 2744716 (1956-05-01), Zingone
patent: 3058611 (1962-10-01), Chester
patent: 3158330 (1964-11-01), Van Steenhoven
patent: 3281588 (1966-10-01), Spinetta
patent: 3375773 (1968-04-01), Wotowiec et al.
patent: 3555267 (1971-01-01), Sutter
patent: 3686496 (1972-08-01), Totten et al.
patent: 3796870 (1973-03-01), Pettyjohn, Jr.
patent: 4086480 (1978-04-01), Lahm
Chic. Metallic Corp. descriptive bulletin for 434 System.
Lightolier Descriptive Bulletin PCBA 7200-48RS.
Globe Illumination Co. brochure H-2, p. 5.

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