Patents by Inventor Bernard Etchparre

Bernard Etchparre 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).

  • Method and apparatus for piling plural sheets of material having a repetitive pattern thereon, while ensuring the vertical alignment of the patterns from one sheet to the next
    Patent number: 5024429
    Abstract: The invention uses a carriage that is longitudinally displaceable with respect to a cutting table, and a light transporting band whose width is at least equal to that of the sheets. The carriage is comprised of two separable movable members, one of which is motorized and comprises an image device for recording an optimized disposition of pieces to be cut out, while the other is towed and comprises a transversal clamping device into which is engaged a free end of the sheet. The towed member is coupled at its rear portion to the light transporting band, the latter serving to support and protect the sheet of patterned material when it is being drawn out.
    Type: Grant
    Filed: March 12, 1990
    Date of Patent: June 18, 1991
    Assignee: Lectra Systemes S.A.
    Inventors: Jean Etcheparre, Bernard Etchparre