Patents by Inventor Friedrich Fickenscher

Friedrich Fickenscher 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).

  • Lift control device for propeller drive systems on watercrafts
    Patent number: 4216737
    Abstract: An improved lift control in a steerable propeller or Z-drive for watercrafts. The drive includes a transmission shaft which extends from the engine to a point below the water level and to the propeller. The transmission shaft is arranged in the housing. For purposes of tilting the housing out of the water and/or trimming the angle of thrust, at least one pressure cylinder is provided and is arranged in the housing which contains the transmission shaft.
    Type: Grant
    Filed: January 29, 1979
    Date of Patent: August 12, 1980
    Assignee: Carl Hurth Maschinen- und Zahnradfabrik
    Inventors: Heinz Niederste-Hollenberg, Christoph Sacher, Friedrich Fickenscher, Johann Eichinger
  • Lift control device for propeller drive systems on watercrafts
    Patent number: 4137862
    Abstract: An improved lift control in a steerable propeller or Z-drive for watercrafts. The drive includes a transmission shaft which extends from the engine to a point below the water level and to the propeller. The transmission shaft is arranged in the housing. For purposes of tilting the housing out of the water and/or trimming the angle of thrust, at least one pressure cylinder is provided and is arranged in the housing which contains the transmission shaft.
    Type: Grant
    Filed: March 16, 1977
    Date of Patent: February 6, 1979
    Assignee: Carl Hurth Maschinen-und Zahnradfabrik
    Inventors: Heinz Niederste-Hollenberg, Christoph Sacher, Friedrich Fickenscher, Johann Eichinger