Patents by Inventor Norbert Benninghoff

Norbert Benninghoff 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).

  • Measuring arrangement for determining the liquid absorption of paper
    Patent number: 4976138
    Abstract: The measuring arrangement consists of successive workstations which comprise a stock of paper samples, a balance, a mechanized moistening means for the sample and a blotting means, likewise mechanized, for the moistened sample. An industrial robot controllable by a program and equipped with a gripping apparatus is provided for carrying out the measurement. This arrangement determines the liquid absorbed by paper using the Cobb method and permits the measuring method to be carried out in a fully mechanized manner.
    Type: Grant
    Filed: May 23, 1989
    Date of Patent: December 11, 1990
    Assignee: BASF Aktiengesellschaft
    Inventors: Norbert Benninghoff, Manfred Jaensch, Jaroslav Melzer, Gunter Niesar, Werner Schuster