Patent ID: 8628224
Filing Date: 2014-01-14
Classification: F21S,F21V,F21W

Abstract:
1. An accessory cartridge for a lighting fixture of the type comprising a light source and a cylindrical housing surrounding said light source and having an open end and having a cartridge-engaging stop element spaced from said open end, the accessory cartridge comprising a first member removably mountable on the open end of said housing, a second member telescopically engaged with said first member and movable between axially extended and axially retracted limit positions with respect to said first member, said second member being of a size and shape to receive one or more accessory elements for said lighting fixture, said first and second members being so dimensioned and arranged that, when said first member is mounted on the open end of said housing while said second member is positioned in said axially extended limit position, an uppermost one of said accessory elements will engage said stop element and, if necessary, cause said second member to be displaced in a retracting direction to accommodate said mounting while positioning and retaining said uppermost one of said accessory elements in a fixed predetermined relation with said light source, said lighting fixture includes a reflector surrounding said light source and extending axially therefrom toward the open end of said housing, said reflector having an open end spaced axially inward from the open end of said housing, and the open end of said reflector forms said stop element.