Patents by Inventor Gunter J. Bierbaum

Gunter J. Bierbaum 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).

  • Method and apparatus for pivoting a bidirectional pivot frame
    Patent number: 5562038
    Abstract: A bidirectional pivot frame of a paper web changing device is supported for pivotal motion about a selected one of two pivot axes. The support for the pivot frame is accomplished by slidable locking supports that positively lock one set of pivot pins in place in guide slots in the side frames of the paper web changing device, while releasing a second set of guide pins. The slidable locking supports are shiftable to selectively positively lock the desired set of guide pins in place.
    Type: Grant
    Filed: November 17, 1995
    Date of Patent: October 8, 1996
    Assignee: Koenig & Bauer-Albert Aktiengesellschaft
    Inventors: Gunter J. Bierbaum, Klaus W. Roder