Patents by Inventor Hannes Feldbaumer

Hannes Feldbaumer 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).

  • Rolling device for a displaceable cross frog
    Patent number: 7063293
    Abstract: In a roller device (6,7) for a movable point of frog (1), including a sliding strip (18) and at least one roller (11) and at least one roller bearing (12) fixed to a stationary part of the switch, the roller(s) (11) is/are mounted on an arm (19) of a double-armed lever (10). The pivot bearing (12) of the lever (10) is arranged in a support (13) connected with a stationary part of the switch, wherein the arm (18) facing away from the roller(s) (11), of the double-armed lever (10) is pivotable against a spring (19) with adjustable spring power.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: June 20, 2006
    Assignees: VAE Eisenbahnsysteme GmbH, VAE GmbH
    Inventors: Josef Leitner, Hannes Feldbaumer, Franz Stelzer
  • Rolling device for a displaceable cross frog
    Publication number: 20050161555
    Abstract: In a roller device (6, 7) for a movable point of frog (1), including a sliding strip (18) and at least one roller (11) and at least one roller bearing (12) fixed to a stationary part of the switch, the roller(s) (11) is/are mounted on an arm (19) of a double-armed lever (10). The pivot bearing (12) of the lever (10) is arranged in a support (13) connected with a stationary part of the switch, wherein the arm (18) facing away from the roller(s) (11), of the double-armed lever (10) is pivotable against a spring (19) with adjustable spring power.
    Type: Application
    Filed: April 23, 2003
    Publication date: July 28, 2005
    Inventors: Josef Leitner, Hannes Feldbaumer, Franz Stelzer