Patents by Inventor Gerd Sonntag

Gerd Sonntag 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).

  • Internal vibrator
    Patent number: 5529435
    Abstract: An internal vibrator comprises a vibrator pipe, attached a transverse pipe transversely to the vibrator pipe at a bottom end region thereof, a vibrator drive, and an imbalance driven by the vibrator drive, wherein the vibrator drive and the imbalance are disposed in the transverse pipe.
    Type: Grant
    Filed: October 25, 1994
    Date of Patent: June 25, 1996
    Assignee: Heilit + Woerner Bau-AG
    Inventors: Gerd Sonntag, Alfred Eichleitner