Patent ID: 7874707
Filing Date: 2011-01-25
Classification: F21S,F21V,F21Y

Abstract:
1. A lighting fixture comprising a reflector and a double-ended elongate lamp, the reflector body comprising a truncated casing defining a truncated specular cavity having an apex and an aperture rim, wherein the end portions of the double-ended lamp are enclosed in slots located in the casing at mutually opposed sides of the aperture rim and substantially flush with the aperture rim, wherein internal specular surfaces of the truncated specular cavity include a first wall segment defining a reflector side wall segment, and a second segment defining an oblate reflector rear wall segment, the first wall segment and the second wall segment being 90° axially offset, wherein the first segment is formed as a surface of revolution centered on an optical axis of the truncated specular cavity, and wherein the second segment is formed as a surface of revolution centered on a longitudinal axis of the double-ended lamp.