Patents by Inventor Joan-Yves Zliechovec

Joan-Yves Zliechovec 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).

  • Rail vehicle bogie, a method of machining the bogie, and a tool for implementing the method
    Patent number: 6145445
    Abstract: The bogie comprises an axle (14) rotatably mounted on a fixed underframe, and measurement apparatus for measuring a physical magnitude related to rotation of the axle (14). The measurement apparatus (34) comprises a metal disk (36) secured to the axle (14) and provided with at least one mark-forming perforation (40), and a fixed detection assembly (50) for detecting the mark, which assembly comprises at least one inductive proximity detector (52). Preferably, the disk (26) is fixed to a collector ring (26) of a current return assembly (24) for transferring the current coming from a motor of the bogie to the axle (14).
    Type: Grant
    Filed: October 8, 1998
    Date of Patent: November 14, 2000
    Assignee: GEC Alsthom SA
    Inventors: Bernard Auge De Fleury, Jean-Claude Bouttemy, Joan-Yves Zliechovec