Patents by Inventor Rudolf Irle

Rudolf Irle 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: 5295444
    Abstract: The invention relates to a multi-axle running carriage for rail vehicles having two longitudinally, extending cast side walls (1, 2) and a transverse connecting assembly which are disposed axisparallel between two axles (3, 4) and are connected to the side walls, the side walls (1, 2) and the transverse connecting assembly forming a substantially H-shaped running carriage frame bearing a spring-mounted vehicle frame which can be fitted on, the load transmitting transverse connecting assembly provided being a transverse leaf spring (9) which consists of a number of spring leaves (14-19) and which bears in its central zone the lower part (10) of a bogie pivot at the connection of the vehicle frame and which is retained by its ends in the side walls (1, 2).
    Type: Grant
    Filed: October 2, 1992
    Date of Patent: March 22, 1994
    Assignee: Krupp Bruninghaus GmbH
    Inventor: Rudolf Irle
  • Patent number: 5039071
    Abstract: Running gear (1) of a railway vehicle, which is suspended on the undercarriage (2) of the railway vehicel by blade support springs (3) and suspension attachment (8), with the additional arrangement of an additional blade spring as absorption spring (12); the absorption spring (12) is essentially more flexible than the rigid blade support spring (3), and the absorption spring (12), is tensed into the spring band (7) of the blade support spring (3). Blade support spring (3) and absorption spring (12) are kinematically connected in parallel.
    Type: Grant
    Filed: January 6, 1989
    Date of Patent: August 13, 1991
    Assignee: Krupp Bruninghaus GmbH
    Inventors: Rudolf Irle, Alfred Lohmann, Boris S. Terlecky