Patents by Inventor Armin Alois Hemmelmann

Armin Alois Hemmelmann 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).

  • Cylinder for a rotary press
    Patent number: 6810800
    Abstract: A cylinder, such as an inking roller for a printing press, includes a base body and an outer body. A tempering medium can flow in a gap between the base body and the outer body. The base body has a circumference which includes grooves that define a multiple helical channel for the tempering medium. The outer body is supported by the base body of the cylinder.
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: November 2, 2004
    Assignee: Koenig & Bauer Aktiengesellschaft
    Inventors: Georg Schneider, Armin Alois Hemmelmann