Patents by Inventor Jan Thure Slycke

Jan Thure Slycke 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 for performing a heat treatment of metallic rings, and bearing ring thus obtained
    Patent number: 6585834
    Abstract: A method of performing a heat treatment on steel rings, in particular for bearings, whereby the outer surface and inner surface of a preheated ring are exposed to different flows of a cooling medium such that the regions of the ring adjacent those surfaces are subjected to different cooling processes. The flow supply of the cooling medium is controlled in such a way that a desired internal stress pattern is obtained in the ring. The cooling medium includes of a combination of liquid and gas. An apparatus for performing a heat treatment on steel rings includes a support means for a ring to be treated; first and second supply means for supplying a spray or mist of a liquid, gas or combination thereof to the outer surface or inner surface of the ring, control means for controlling the supply of the spray or mist is also disclosed.
    Type: Grant
    Filed: February 9, 2000
    Date of Patent: July 1, 2003
    Assignee: SKF Engineering and Research Centre B.V.
    Inventors: Hendrikus Jan Kapaan, Cornelis Noorlander, Jan Thure Slycke, Mats Johan Persson, Barbara Lynne Tozier