Patents by Inventor Georg Bunge

Georg Bunge 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).

  • Controller for a fluid cylinder
    Patent number: 6116142
    Abstract: A device is disclosed for controlling a double-effect working cylinder (10) having a piston (11) with a piston rod (12) on a single side by means of a multiple-way valve (19), in which the available forces are to be fully applied in the extended end position of the piston rod (12). The multiple-way valve (19) has seven connection openings (P, A1, A2, B1, B2, T1, T2) for controlling the predetermined function, which can be driven in the individual working position by means of a corresponding valve piston (20).
    Type: Grant
    Filed: January 4, 1999
    Date of Patent: September 12, 2000
    Assignee: Parker Hannifin GmbH
    Inventor: Georg Bunge