Patents by Inventor John H. Tundermann

John H. Tundermann 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).

  • Powder rolling apparatus
    Patent number: 4231729
    Abstract: Powder rolling apparatus, for the production of strip equal in width to the length of the roll faces, is provided with edge restraint devices in the form of wheels fitted with pneumatic tires and mounted in the roll gap region to be freely rotatable about axes which are perpendicular to, but preferably not coplanar with the roll axes. The wheels are driven by frictional contact between the smooth tread surface of the tires and the end-faces of the rolls.
    Type: Grant
    Filed: October 9, 1979
    Date of Patent: November 4, 1980
    Assignee: Huntington Alloys Inc.
    Inventors: John H. Tundermann, Charles B. Goodrich