Patents by Inventor Manfred Wetter

Manfred Wetter 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).

  • Cutter knife
    Patent number: 4294415
    Abstract: A cutter knife assembly for use in a cutting machine. The cutter knife has an opening for receiving a cutter spindle therethrough, which opening has a polygon, preferably a hexagon, shape. A stop key is arranged in the opening and on a side thereof which is opposite the location of the cutter blade. A balancing structure is provided in association with the cutter knife, the shape, weight and mounting of which is selected so that the center of gravity of the totality of the cutter knife and the associated balancing structure lies on the axis of the cutter spindle.
    Type: Grant
    Filed: August 9, 1979
    Date of Patent: October 13, 1981
    Assignee: Kraemer & Grebe GmbH & Co. KG Maschinen- und Modellfabrik
    Inventors: Manfred Wetter, Karl H. Schmidt