The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 26, 2001

Filed:

Jun. 30, 1999
Applicant:
Inventors:

Paolo E. Minissi, Austin, TX (US);

Jack L. Ries, Granville, OH (US);

Assignee:

NSI Enterprises, Inc., Newark, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 1/700 ;
U.S. Cl.
CPC ...
F21V 1/700 ;
Abstract

An indoor luminaire assembly for installation in a grid ceiling which has a low plenum depth profile and defines a ceiling plane, which includes a frame which is disposed in the grid ceiling and is co-planar with the ceiling plane. Also included is a reflector which is attached to the frame and is disposed substantially above the ceiling plane. The reflector includes a highly specular reflective inner surface which has a relatively high specular reflectance of approximately 95%. A lamp is also included for generating light vertically oriented from the reflector. Further, an optical unit is attached to the frame and has a prismatic refractor which is disposed substantially below the ceiling plane for distributing light therethrough.


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