Patents by Inventor Johannes Pleger

Johannes Pleger 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: 4166420
    Abstract: An emergency run guide assembly for the axles of a bogie frame for rail cars which have axle boxes and wich have spring leaf guide rods for the axle guidance of bogies which are secured at their one ends on the bogie frame and at their other ends on the axle boxes, and which guide rods are subjected to breakage, comprises a secondary guide system including bushings secured vertically on the bogie frame and having a central bushing wall. An axle box housing on the axle of the bogies is provided with a bore for the vertical mounting of a bolt thereon. A cylindrical sleeve member has an open bottom end and an opposite top closed end with a bore therethrough and it is mounted on the bolt with its open end downwardly. The walls of the sleeve member are spaced radially outwardly of the bolt and radially inwardly of the cylindrical bushing wall and the sleeve member is secured to the bolt by means of a locking screw which extends through the opening of the sleeve member and is threaded into the bolt.
    Type: Grant
    Filed: September 12, 1977
    Date of Patent: September 4, 1979
    Assignee: Waggon Union GmbH
    Inventors: Johannes Pleger, Manfred Preuss