Patent ID: 7271336

Claim:
An adjustable mounting bracket assembly for mounting an electrical box comprising: (a) a mounting bracket comprising: a substantially flat mounting plate having a first pair of opposing sides, a first opening for receiving an electrical box and a rail having a first aperture; a mounting bracket attaching end; a mounting bracket mating end; and a first pair of opposing sides having a first pair of side walls, wherein the pair of side walls extend downwardly from the opposing sides of the mounting plate to a pair of edges; (b) an adapter plate comprising: a substantially flat base plate having a pair of opposing sides and a track having a second aperture; an adapter plate attaching end; an adapter plate mating end; and a second pair of side walls extending downwardly from the opposing sides of the base plate; and (c) a fastener, wherein the mounting bracket mating end slidably mates with the adapter plate mating end so that the first aperture in the rail aligns with the second aperture in the track, and wherein the fastener is inserted in the first and second apertures and tightened to secure the mounting bracket to the adapter plate.