Patents by Inventor Friedhelm Floter

Friedhelm Floter 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).

  • Procedure for installation, stable with respect to gage distance, of at least three tracks lying closely spaced to one another
    Patent number: 5222662
    Abstract: The railway crossover includes two main tracks and a third track running between the main tracks and having an axis inclined to respective parallel axes of the main tracks, a plurality of ties each having a relatively long tie and a relatively short tie forming a respective pair of ties and having respective inner ends neighboring one another, inner ends of long ties of subsequent pairs of ties are arrayed alternately on both sides of an axis of the third track at least three subsequent long ties being connected rigidly to one another by connecting joint bars.
    Type: Grant
    Filed: July 25, 1991
    Date of Patent: June 29, 1993
    Assignee: BWG Butzbacher Weichenbau GmbH
    Inventor: Friedhelm Floter