Patents Assigned to Contrology Techniques Limited
  • Automatic voltage regulator
    Patent number: 4219769
    Abstract: An automatic voltage regulator comprises means for monitoring the voltage of an alternator with a voltage crossover detector and a pulse generator so that a train of output control pulses are produced which are controlled in their mark to space ratio by the output of a circuit which senses the amplitude of the alternator output voltage.
    Type: Grant
    Filed: December 8, 1978
    Date of Patent: August 26, 1980
    Assignee: Contrology Techniques Limited
    Inventors: Alistair A. Macfarlane, Ross C. McKemmie