Patents Examined by C. L. Albritt
  • Hall effect potentiometer
    Patent number: 4293837
    Abstract: A Hall effect sensor is disposed between two magnets having their fields in quadrature and in association with a movable specially formed ferromagnetic part which is used to control flux in the sensor in such a way as to cause the sensor to produce a linearly varying output voltage dependent upon the position of the part.
    Type: Grant
    Filed: July 23, 1980
    Date of Patent: October 6, 1981
    Assignee: The Singer Company
    Inventors: Wolfgang Jaffe, Bruce R. Rogan