Patents by Inventor Dankwart Wohlrab

Dankwart Wohlrab 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).

  • Patent number: 6539807
    Abstract: The invention pertains to differential pressure transducers for gas turbine motors, for measuring variable pressure differences within a medium or between different media. The differential pressure transducer is constructed as a linear displacement sensor according to the linear variable displacement transducer (LVDT) principle, and has a ferromagnetic core that can be moved in a translatory manner, a spring element for the set position of the core given nominal differential pressure, a primary coil and two secondary coils arranged in succession axially over the length of the stroke range of the core, and a tubular housing having a delivery connection on both sides of the stroke area of the core.
    Type: Grant
    Filed: November 22, 1999
    Date of Patent: April 1, 2003
    Assignee: MTU Motoren-und Turbinen-Union M√ľnchen GmbH
    Inventors: Dankwart Wohlrab, Friedrich Schwamm