Patent ID: 7967272
Filing Date: 2011-06-28
Classification: E04B,F16B,F21V

Abstract:
1. A hanger apparatus for attaching a device to a truss, the truss having an upper chord and a lower chord, the upper and lower chords each having a first bracket and a second bracket separated by a gap, the hanger apparatus comprising: a support member comprising opposed first and second support surfaces, wherein the first support surface is configured to support the hanger apparatus from the upper chord, and the second opposed support surface is configured to support the hangar apparatus from the lower chord; a first threaded portion extending from the first support surface at least partially toward the second support surface; a second threaded portion extending from the second support surface at least partially towards the first support surface; a first anti-rotation device formed unitarily with the first support surface; and a second anti-rotation device formed unitarily with the second support surface, the second anti-rotation device is different than the first anti-rotation device; wherein the support member is a unitary plate, and wherein the first and second threaded portions are separated by a gap, the first and second threaded portions defining a substantially circular threaded opening.