Patent ID: 7048242

Claim:
An adjustable extension arm for mounting a device, comprising: a first channel member having a first end, a second end opposite the first end, and a pair of sidewalls extending from the first end to the second end; a second channel member having a first end, a second end opposite the first end, and a pair of sidewalls extending from the first end to the second end; a first endcap having first and second ends, the first end of the first endcap being coupled to the first channel member about the first end thereof and to the second channel member about the first end thereof, and the second end being attachable to a support structure; a second endcap having first and second ends, the first end of the second endcap being coupled to the first channel member about the second end thereof and to the second channel member about the second end thereof; and a tilting device having a shaft coupled to the second end of the second endcap and connectable to the device, and the tilting device including a torsion spring received within an opening of the shaft for counterbalancing the device.