Patents Examined by Thomas M. Dogherty
  • Moving sensor using mechanical vibrations
    Patent number: 5672929
    Abstract: A movement sensor (40) for a process device has a sensor tip (42); means (41) for transmitting the vibrations from the sensor tip to a transducer means (43), the transducer means electrically detecting the resulting vibrations as movement occurs and producing an output signal. Means (70) can be provided for filtering the output signal below and above respective predetermined frequencies and producing a movement detection signal when the output signal lies between the predetermined frequencies.
    Type: Grant
    Filed: July 8, 1996
    Date of Patent: September 30, 1997
    Assignee: The Technology Partnership Public Limited Company
    Inventors: Graham Scott Gutsell, Peter John Taylor