Patents by Inventor Jean-Yves Lesiourd

Jean-Yves Lesiourd 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).

  • Wire-type cutting machine
    Patent number: 3957028
    Abstract: A wire-type cutting machine comprising a continuously moving wire which is guided over rollers supported by a set of rigid arms in the form of a parallelogram. The wire is pressed against the workpiece by deformation of the parallelogram. Accurate control of the cutting force is achieved, and the wire is automatically released should it become stuck in the workpiece.
    Type: Grant
    Filed: June 25, 1974
    Date of Patent: May 18, 1976
    Assignee: U.S. Philips Corporation
    Inventors: Jean-Yves Lesiourd, Jacques Charles Louis Bunel