Patents by Inventor Heinz Keck

Heinz Keck 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).

  • Bearing segment for trunnion bearings
    Patent number: 4932794
    Abstract: The bearing segment consists of individual lamella (2) that are parallel to the bearing axis and can be forced on the trunnion of the workpiece by means of hydraulic fluid contained in a piston space. This makes it possible to cover a certain diameter range of the trunnions of the workpieces with a single bearing segment, and modified bearing segments are required only in keeping with the jumps in bearing diameters.
    Type: Grant
    Filed: June 16, 1989
    Date of Patent: June 12, 1990
    Assignee: J. M. Voith GmbH
    Inventors: Theodor Bahr, Heinz Keck
  • Method and apparatus for refinishing grooves in rollers
    Patent number: 3983786
    Abstract: A method and apparatus for refinishing or recutting grooves formed on the outside of rollers, especially rollers employed in paper making machines. The grooves are provided to facilitate drainage of water from a watery web carried by a felt entrained about the grooved roller. The grooves in such rollers can become obstructed by foreign matter and can decrease in depth as the roller wears and must occasionally be refinished or recut to provide for maximum water drainage.
    Type: Grant
    Filed: February 24, 1975
    Date of Patent: October 5, 1976
    Assignee: J. M. Voith GmbH
    Inventors: Theodor Bahr, Alfred Hoerner, Heinz Keck