Patent ID: 7856788

Claim:
A method of mounting a plurality of housings for a reflector in which a first housing can be placed adjacent to a second housing, comprising: placing a first housing on a first t-grid and a second t-grid, wherein said first and second t-grids each have a block-shaped top, wherein said first housing has a first side having a mounting extension and a recessed indentation and a second side having a recessed indentation opposite the mounting extension of said first side and a mounting extension opposite said recessed indentation of said first side, wherein said mounting extension of said first side of said housing extends over said block-shaped top of said first t-grid, wherein said mounting extension of said second side extends over said block-shaped top of said second t-grid; placing a second housing on a second t-grid and a third t-grid, wherein said second and third t-grids each have a block-shaped top, wherein said second housing has a first side having a mounting extension and a recessed indentation and a second side having a recessed indentation opposite the mounting extension of the first side and a mounting extension opposite said recessed indentation of said first side, wherein said mounting extension of said first side of said housing extends over said block-shaped top of said second t-grid, wherein said mounting extension of said second side extends over said block-shaped top of said third t-grid.