Patents by Inventor Karl-Helmut Sinner

Karl-Helmut Sinner 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).

  • Large roller bearing
    Patent number: 4828405
    Abstract: To provide a large roller bearing with races in the form of wires inserted into the rings with radial and axial rows of rollers between them that will be compact, strong, and stiff and will exhibit low deviations in torque when rotated 360.degree., one race wire (3) is in the form of a rectangular disk that extends radially, is approximately as thick as the rollers in the radial row (5) are wide, and is enclosed by all the rows (5, 6, and 7) of rollers.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: May 9, 1989
    Assignee: Hoesch Aktiengesellschaft
    Inventor: Karl-Helmut Sinner