Patents by Inventor Vincent Quelo

Vincent Quelo 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).

  • Electromagnetic control motor device, particularly a ratio meter
    Patent number: 6124774
    Abstract: The present invention relates to an electromagnetically controlled drive device, in particular a ratio meter, the device being of the type comprising: a set of control coils (10, 20); a frame (50) which carries the set of coils (10, 20); equipment including a magnet suitable for being pivoted by the set of control coils (10, 20); and magnetic shielding (100) surrounding the set of coils (10, 20) and the support frame, at least in part, the device being characterized by the fact that the shielding (100) comprises an annular skirt (110) that is not a circular cylinder.
    Type: Grant
    Filed: October 2, 1998
    Date of Patent: September 26, 2000
    Assignee: Magneti Marelli France
    Inventor: Vincent Quelo