Patents by Inventor Gerhard Clever

Gerhard Clever has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Flowmeter
    Patent number: 3979955
    Abstract: A flowmeter utilizes an impingement plate as a measuring element, which is attached to yieldably resilient means, such as a tension or compression spring, elastic rubber or the like rod or tube disposed along the longitudinal axis of a tapered transparent sleeve within a housing inserted into a conduit through which a fluid, whose flow is to be measured, causes the deviation of the plate from a normal position depending on the volume rate of flow of fluid, passing through the tube and being readable on a scale.
    Type: Grant
    Filed: December 2, 1974
    Date of Patent: September 14, 1976
    Assignee: Ludwig Grefe GmbH
    Inventors: Fritz Schulte, Gerhard Clever, Gunter Kuhfs