US Patent 7131541 Electrical system assembly with mounting bracket

A bracket assembly for tool-less mounting in a raceway including a pair of substantially identical brackets, mated together, including a first bracket and a second bracket. Each bracket includes a support body, at least one lockable protrusion connected to the support body, at least one protrusion lock connected to the support body and at least one snap connecting mechanism connected to the support body, the at least one connecting mechanism for connecting with a structural member. The at least one lockable protrusion of the first bracket is engaged with at least one protrusion lock of the second bracket to thereby prevent relative movement of the first bracket with the second bracket.