Patent ID: 6193394
Filing Date: 2001-02-27
Classification: F21S,F21V,F21Y

Abstract:
A direct-indirect luminaire comprisingan elongated housing having an up light opening and a bottom portion having at least one elongated down light passage area extending longitudinally along the bottom portion of said housing, said light passage area having an interior edge and anterior edge,a light source mounted in said housing extending generally above and in line with the interior edge of said down light passage area, said light source providing source light that is emitted through both said up light opening for producing indirect lighting and through said down light passage area for producing direct lighting from the bottom portion of said housing,an elongated shielding element mounted in said housing between said light source and said down light passage area, said shielding element extending longitudinally of said housing generally over the interior edge of said down light passage area and also extending laterally toward the anterior edge thereof a sufficient distance to prevent line of sight exposure of said light source through said light passage area, anda primary reflector surface extending internally of the housing from near the anterior edge of said light passage area for receiving and reflecting source light before the source light passes through said light passage area.