Patent attributes
A rotation apparatus for a dish antenna provides a system for easily adjusting the dish antenna to a precise receiving position. The rotation apparatus includes a dish bracket which is fixed to the back of the dish antenna. The dish bracket includes a plurality of circular grooves and a concentric axle center. An elevation bracket includes a pair of wings and a bottom. The wings are parallel, and the bottom is perpendicular to the wings. Each wing pivots about an axle which passes through a first portion of each wing. A second portion of each wing includes a guide groove to adjust a elevation angle of the dish. The bottom includes a central axle hole and a plurality of holes. The central axle hole is coupled to the concentric axle center. After the dish is rotated to a selected position, the plurality of holes are secured to the circular grooves using a plurality of screws.