Patents by Inventor Ulrich Erdbories

Ulrich Erdbories 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).

  • Stitching press for book blocks
    Patent number: 5087163
    Abstract: A press for stitching book block sections employs a transport system for transporting book sections to a stitching station. Carriages are mounted to an endless conveyor. A saddle is pivotally mounted to each of the carriages. The book sections are received on the saddle and transported to the stitching station in a continuous fashion. The pivotal swing of the saddles is controlled by rollers engaging cam paths as the conveyor is circulated.
    Type: Grant
    Filed: October 24, 1990
    Date of Patent: February 11, 1992
    Assignee: Kolbus GmbH & Co. KG
    Inventors: Ulrich Erdbories, Gerhard Grannemann, Horst Rathert
  • Book block sewing method and apparatus
    Patent number: 5085551
    Abstract: In the sewing of individual book block sections to define a thread-sewn book block, needles which pre-pierce the book block section to facilitate sewing are caused to remain in engagement with the block section during its transfer from a feed position to the sewing position. During the pre-piercing operation, the book block section is held against a sewing saddle by means of an apertured hold-down element, the tips of the pre-piercing needles being received in the hold-down element.
    Type: Grant
    Filed: April 15, 1991
    Date of Patent: February 4, 1992
    Assignee: Kolbus GmbH & Co. KG
    Inventors: Ulrich Erdbories, Robert C. Schuler