Patents by Inventor Jean-Jacques Hanneton

Jean-Jacques Hanneton 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).

  • Vibrating table for forming sand molds
    Patent number: 4796685
    Abstract: Vibrating table used particularly in founding, of the type having vibrators fastened to a horizontal plate mounted on a frame and insulated from the base of this frame by elastic damping devices has two rotary vibrators having axes defining unbalance centers in planes (B, B') located parallel to the vertical plane of reference (P) of the plate which passes through its central axis (X), on the one hand, and symmetrically with this central axis, on the other hand.
    Type: Grant
    Filed: October 22, 1986
    Date of Patent: January 10, 1989
    Assignee: Regie Nationale des Usines Renault
    Inventors: Jean-Jacques Hanneton, Michel Sivori