Patents by Inventor Berhard Karl Wolff

Berhard Karl Wolff 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 device for lifting individual flat objects, particularly printing plates to be exposed
    Patent number: 7527257
    Abstract: A method for lifting individual flat objects from a stack of objects includes providing at least two suction elements spaced apart from one another for lifting a respective object, alternately lifting the respective objects with the suction elements, and either forcing the respective object in at least one deforming direction or deforming the respective object in at least one region thereof during the lifting of the respective object. The method further includes providing, between the at least two suction elements, at least one plunger for deforming the respective object. The invention further relates to a device for performing the method.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: May 5, 2009
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Axel Trilk, Berhard Karl Wolff