Patents Assigned to Acumet Precision Instruments, Ltd.
  • Method and apparatus for ultrasonic measurement of a physical parameter
    Patent number: 4580448
    Abstract: A parameter such as the depth (d) of a liquid (12) in a tank (10) is measured by use of an ultrasonic transducer (14) outside the tank (10). This is possible by choosing the ultrasonic frequency and the thickness of the tank wall such that a defined relationship is satisfied.
    Type: Grant
    Filed: May 15, 1984
    Date of Patent: April 8, 1986
    Assignee: Acumet Precision Instruments, Ltd.
    Inventor: Damir M. J. Skrgatic