Patents by Inventor M. Jean-Paul Haberkorn

M. Jean-Paul Haberkorn 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).

  • Mower having a frame forming a deformable quadrilateral
    Patent number: 4974399
    Abstract: Hinged connection (16) forms a connection element (17) connected to hitching element (9) by a first joint (20) and to support beam (14) by a second joint (21). Connection element (15) and connection element (17) form with hitching element (9) and support beam (14) a deformable quadrilateral (22) making it possible, for transport, to move the mowing group (2) toward median vertical plane (62) of the tractor (8).
    Type: Grant
    Filed: August 3, 1989
    Date of Patent: December 4, 1990
    Assignee: Kuhn S.A.
    Inventor: M. Jean-Paul Haberkorn