Patents by Inventor Dietmar Stolfig

Dietmar Stolfig 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 shaping apparatus, in particular universal spring winding machine, with cutting device
    Patent number: 5816091
    Abstract: In order to obtain better noise protection, longer service life of machine and tools, and to increase the productivity of wire shaping apparatuses, in particular, a universal spring winding machine with a cutting device (16) consisting essentially of a movable cutting tool (38) with drive (80) and a stationary cutting tool (150) at which the endless intaken wire is cut, this invention suggests:to conceive the drive of the cutting tool (38) in the form of a fluid operated cylinder piston aggregate cutting cylinder (80) with program-controllable NC valve (78);to fix the movable cutting tool (38) by means of an adapter (158) to the movable part of the aggregate (piston rod 154);to bring the moving direction of the latter (154) into accordance with the shearing direction of the movable cutting tool (38).
    Type: Grant
    Filed: March 24, 1997
    Date of Patent: October 6, 1998
    Assignee: Wafios Maschinenfabrik GmbH & Co. K.G.
    Inventors: Dietmar Sautter, Walter Maier, Stefan Holder, Dietmar Stolfig