Patents by Inventor Jurgen Hartlage

Jurgen Hartlage 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).

  • Patent number: 4648772
    Abstract: A three-knife cutting machine for trimming the front side and the head- and foot-side of brochures, books, and the like, in which the products to be trimmed are slidable in stacks with the back side forward from a magazine charged from above downward by carriers adjustable to the desired stack height to the cutting station, and in which there is provided a shutter, likewise adjustable in height, by facing the back of the products to be trimmed, which serves for retaining the products remaining over the stack to be led off.
    Type: Grant
    Filed: December 13, 1985
    Date of Patent: March 10, 1987
    Assignee: H. Wohlenberg KG GmbH & Co.
    Inventor: Jurgen Hartlage
  • Patent number: 4505173
    Abstract: The invention concerns a three-knife cutting machine, in which dogs on a conveying chain in machine tempo transport the material to be cut from a magazine and into a transfer station, in which pushers moveable in the direction of transport take over the material to be cut and transport it up against stops in the cutting station, in which besides two back stops two stops for the head and foot sides of the delivered cutting material are provided, whereby the stops are moveable in machine tempo back into the transfer station and again into the cutting station and, for transport of the cut material from the cutting station, further stops are located before the first stops in the direction of transport and capable of moving together with the latter, the further stops being located at such a distance from the first stops that the further stops assume a carrying position in the cutting station for the cut material which is lying there when the first stops are located in the transfer station, and whereby all stops ca
    Type: Grant
    Filed: February 3, 1983
    Date of Patent: March 19, 1985
    Assignee: H. Wohlenberg KG GmbH & Co.
    Inventor: Jurgen Hartlage