Patents by Inventor Gerda E. Hauer

Gerda E. Hauer 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).

  • Web tension measuring assembly
    Patent number: 4958525
    Abstract: A measuring roller, which may be a driven chill roller provided with a coolant supply and return assembly, is utilized as a web tension measuring roller. A measuring cage includes a flanged ring fixed to a side frame of the printing machine and a retainer ring joined to a bearing for the measuring roller. These two rings are connected by a plurality of flectional beams that are provided with strain gauges. Changes in web tension are sensed by the strain gauges in response to deflection of the flectional beams.
    Type: Grant
    Filed: June 19, 1989
    Date of Patent: September 25, 1990
    Assignee: Koenig & Bauer Aktiengesellschaft
    Inventors: Horst-Walter Hauer, Gerda E. Hauer