Patent ID: 7735794

Claim:
A fixture support assembly for supporting a lighting or fan fixture on a drop ceiling comprising: an elongated U-shaped bar having a central channel, a channel bottom, a lower surface, a midpoint, two ends, and two upward extending sides; a single slot in said channel bottom of said bar, said slot extending from slightly beyond said midpoint to approximate one of said ends of said bar; an end bracket at each end of said bar; said end bracket including an end plate perpendicular with respect to said bar and two arms extending outwardly and downwardly from said end plate; said outward and downward extending arm creating a hook thereon said end bracket; said hook including a gap therein, said gap of a size greater than the bulb portion of a T-rail enabling said hook to loosely fit over the T-rail when placed thereon; an elongated clamp member disposed in said channel, said clamp member including a planar horizontal base portion resting on said channel bottom and spanning between said upward extending sides of said U-shaped bar and a planar tab extending upward from and centered on said base portion, said tab extending lengthwise along said base portion; two threaded bores in said horizontal base portion of said clamp member approximate said ends, said bores aligned along the longitudinal center of said base portion; an electrical box having a top wall, side walls, and an inner enclosure; a fastening arrangement connecting said electrical box to said bar, said fastening arrangement including threaded mounting fasteners extending upward from said electrical box inner enclosure through said slot of said bar and into said base portion of said clamp member; said fastening arrangement including a loosened state and a secured state, said loosened state including said electrical box supported by said mounting fasteners extending through said slot and threaded loosely into said clamp member; said fastening arrangement in said loosened state enables sliding of said clamp member and said electrical box along said channel while maintaining orientation of said electrical box with respect to said elongated bar; and said fastening arrangement in said secured state locking said clamp member and said electrical box to said elongated bar.