Patents by Inventor Dirk Koltze

Dirk Koltze 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 apparatus for feeding sliver to a spinning machine without sliver cans at spinning stations
    Patent number: 5628173
    Abstract: Sliver is delivered from a drawing frame to an open-end spinning frame in sliver containing cans and, at a transfer location along the travel path of a servicing device for the spinning frame, sliver is removed from the cans in partial lots and transferred to a sliver transport location on the service device to be transported to a spinning station whose sliver supply has been exhausted, whereat the servicing device performs the transfer of the sliver lot to the spinning station as well as the introduction end the piecing-up of the sliver.
    Type: Grant
    Filed: September 5, 1995
    Date of Patent: May 13, 1997
    Assignee: W. Schlafhorst AG & Co.
    Inventors: Paul Landmesser, Dirk Koltze, Dieter Jinkertz