Communications: radio wave antennas – Antennas – With means for moving directive antenna for scanning,...
Patent
1988-02-19
1989-06-20
Sikes, William L.
Communications: radio wave antennas
Antennas
With means for moving directive antenna for scanning,...
343882, H01Q 308
Patent
active
048413097
ABSTRACT:
A dish for receiving satellite signals mounted on a stand through a casing which has a shaft projecting through the casing, the shaft having ends connected to the dish through bracket structure. Within the casing is a worm wheel mounted on the shaft. Also within the casing is a pivoted rocker plate mounting a worm gear and motor. The worm gear engages the worm wheel, and biasing means urges the rocker plate in a direction causing snug engagement of the worm gear and worm wheel. Shaft rotations are determined by electronic means.
REFERENCES:
patent: 4538155 (1985-08-01), Stewart
patent: 4617572 (1986-10-01), Hugo
patent: 4654670 (1987-03-01), Fleming
patent: 4663635 (1987-05-01), Wu
patent: 4672385 (1987-06-01), Pindle
patent: 4692771 (1987-09-01), Rothbarth et al.
patent: 4726259 (1988-02-01), Idler
Echosphere Corporation
Johnson Doris J.
Sikes William L.
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