U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Adjustable luminaire having pivotable lamp and reflector assembly

Patent 6152583 Issued on November 28, 2000. Estimated Expiration Date: Icon_subject February 20, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2913570

3259739

Luminare
Patent #: 3944810
Issued on: 03/16/1976
Inventor: Grindle

Light fixture
Patent #: 4138713
Issued on: 02/06/1979
Inventor: Szpur

Reflector for uniformly illuminating an area, particularly a film window of a film or slide projector, and reflector lamp
Patent #: 4417300
Issued on: 11/22/1983
Inventor: Bodmer

Reflector lamp
Patent #: 4447865
Issued on: 05/08/1984
Inventor: VanHorn ,   et al.

Projection lamp unit
Patent #: 4545000
Issued on: 10/01/1985
Inventor: Fraley ,   et al.

Headlamp
Patent #: 4654758
Issued on: 03/31/1987
Inventor: Szekacs

Clipped together lamp base
Patent #: 5029057
Issued on: 07/02/1991
Inventor: Devir, et al.

Reflective housing for increased luminance of fluorescent bulbs
Patent #: 5130910
Issued on: 07/14/1992
Inventor: Engel

More ...

Inventor

Assignee

Application

No. 027146 filed on 02/20/1998

US Classes:

362/427, Pivoted lamp or lamp support362/147, Wall or ceiling362/220, Repositionable362/269, Tiltable or rotatable as a unit362/277, Adjustable or repositionable modifier362/319Adjustable or positionable

Examiners

Primary: O'Shea, Sandra
Assistant: Negron, Ismael

International Classes

F21S 008/00
427
147-151
226
281
295
449

Abstract

A lighting fixture or luminaire in which a multi-tube fluorescent lamp may be oriented in a horizontal position while focusing the omnidirectional output from the lamp. A swivel assembly enables the lamp to move as a single unit with the reflector housing, thereby to maintain the alignment of the lamp tube to the reflector surface while allowing aiming of the light beam. In one embodiment of the invention, a socket housing snap fits into the reflector housing so that the lamp rotates simultaneously with the reflector housing. The beam spread delivered by the luminaire has a bright center and a soft perimeter so that the bright center may be used as accent lighting and the peripheral light may be used for soft general lighting.

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