Lighting unit designed to maintained a T3 temperature inside...

Details Lighting unit designed to maintained a T3 temperature inside... Lighting unit designed to maintained a T3 temperature inside...

2007-11-27

2007-11-27

Lee, Jong-Suk (James) (Department: 2885)

Illumination

Light source and modifier

With ventilating, cooling or heat insulating means

C362S267000

Reexamination Certificate

active

10891448

ABSTRACT:
A lighting unit includes a housing, a lamp fixture configured to be coupled to the housing, an element extending from the lamp fixture and configured to be received in the housing, and a sealing member defining an aperture for receiving the element therethrough. A periphery of the aperture forms a fluid-tight seal around the element. In another aspect, a lighting unit includes a housing and an enclosure coupled to the housing and configured to define an interior space, wherein the interior space is sealed from an interior of the housing. In another aspect, a method for sealing a lighting unit includes providing a housing, an enclosure coupled to the housing, and an opening in the housing in communication with the enclosure, placing a seal between the housing and the enclosure, and applying a sealing member to the opening to seal the opening.

REFERENCES:
patent: 3675007 (1972-07-01), Appleton et al.
patent: 4142179 (1979-02-01), Lowndes
patent: 5161881 (1992-11-01), Myson

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