Patents by Inventor Hans-Dieter Drumm

Hans-Dieter Drumm 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).

  • Inking system for inking a printing cylinder of a rotogravure printing press
    Patent number: 6283023
    Abstract: In an inking system of a rotogravure printing press there are included an ink reservoir, an ink doctor blade device and an ink catch reservoir. All of these components of the inking system are height-adjustable with respect to the formed cylinder of the printing machine.
    Type: Grant
    Filed: February 9, 2000
    Date of Patent: September 4, 2001
    Assignee: Koenig & Bauer Aktiengesellschaft
    Inventors: Dieter Christmann, Hans-Dieter Drumm, Rudolf Herb, Werner Georg Roman Straubinger
  • Bearing for a rotary press cylinder
    Patent number: 6230620
    Abstract: A bearing assembly for a rotary printing press cylinder supports a journal of the cylinder using a plurality of support rollers. At least one of the cylinder journal support rollers is moveable so that the cylinder will either be supported or can be removed from the printing press.
    Type: Grant
    Filed: February 9, 2000
    Date of Patent: May 15, 2001
    Assignees: Koenig & Bauer Aktiengesellschaft, U. E. Sebald Druck und Verlag GmbH
    Inventors: Dieter Christmann, Hans-Dieter Drumm, Rudolf Herb, Werner Georg Roman Straubinger
  • Multicolor rotogravure rotary press with first and second side printing towers
    Patent number: 6209454
    Abstract: In a rotary rotogravure printing press for accomplishing the multicolor printing of first and second sides of a material to be printed, first side printing units and second side printing units are arranged in an alternating form. Dryers are located between the alternating first and second material side printing units, which may be configured as tower printing units.
    Type: Grant
    Filed: January 20, 2000
    Date of Patent: April 3, 2001
    Assignees: Koenig & Bauer Aktiengesellschaft, U.E. Sebald Druck und Verlag GmbH
    Inventors: Dieter Christmann, Hans-Dieter Drumm, Rudolf Herb, Werner Georg Roman Straubinger