Patents by Inventor Hannes Lindner

Hannes Lindner 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: 4168817
    Abstract: A rail switch in which two wing rails are engageable with a frog in alternation, characterized in that guide members are provided, which are held in position relative to the wing rails and extend under and are engageable with the frog or parts rigidly connected to the frog to prevent an upward movement of said guide members.
    Type: Grant
    Filed: December 2, 1977
    Date of Patent: September 25, 1979
    Assignee: Vereinigte Osterreichische Eisen- und Stahlwerke-Alpine Montan Aktiengesellschaft
    Inventors: Robert Pirker, Hannes Lindner
  • Patent number: 3977635
    Abstract: Railway switch for Vignoles rails, comprising a frog tip and wing rails arranged for swivelling movement, each of the wing rails engaging the frog tip in a respective end position and being supported in this position by supporting members resting against the railway sleepers, the movement of the supporting members and the movement of the wing rails being effected in mutual dependence, the supporting members being guided in longitudinal direction of the corresponding wing rails by guide members on the railway sleepers and the supporting members cooperating with abutments protruding from the wing rails and fixed to the web of the wing rails.
    Type: Grant
    Filed: June 5, 1975
    Date of Patent: August 31, 1976
    Assignee: Vereinigte Osterreichische Eisen- und Stahlwerke-Alpine Montan Aktiengesellschaft
    Inventors: Robert Pirker, Hannes Lindner