Patents Assigned to NEOFORM S.n.c. di Bortolo Da Pra' & C.
  • Patent number: 5146649
    Abstract: The hinge device according to the present invention is constituted by a first element provided with a guiding surface for the rotation about a predetermined axis of a second element which is provided with a surface movable about the axis and thus suitable for cooperating with the guiding surface.According to an essential feature of the invention, at least the second element is further provided with a series of interconnected grooves which form respective housings for a resilient element which is positioned in the grooves; the resilient element, which is generally constituted by a leaf spring, and a portion of which is clamped on the first element or is integral therewith, forms the connecting member between the first and second elements, allowing to the latter a movement along the guiding surface, and imparting to both elements a resilient restoring force towards predetermined positions.
    Type: Grant
    Filed: May 3, 1991
    Date of Patent: September 15, 1992
    Assignee: NEOFORM S.n.c. di Bortolo Da Pra' & C.
    Inventor: Bortolo Da Pra'