Magnitude Of Movement Or Revolutions Patents (Class 318/470)
  • Patent number: 4072886
    Abstract: Apparatus for controlling the position of an antenna rotator from remote locations includes a sender unit which generates desired antenna position information and a control circuit associated with an antenna rotator. The sender includes a dial for selecting the desired antenna position, a control transmitter responsive to the position of the dial for providing an output at a first frequency containing the antenna position information and a holding circuit for continuing the output of the control transmitter until the antenna reaches the desired position. The sender also includes a receiver responsive to a signal at a second frequency from the control circuit for terminating the operation of the control transmitter.
    Type: Grant
    Filed: September 27, 1976
    Date of Patent: February 7, 1978
    Assignee: Crown Controls Corporation
    Inventor: Ned E. Dammeyer