Patents by Inventor Jan Christer Wikner

Jan Christer Wikner 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 and apparatus for balancing a rotor
    Patent number: 4064762
    Abstract: A tool for inserting balance weights in a rotatable body such as a turbine rotor includes an elongated insertion rod having structure such as threads at one end for attachment to a balance weight. An elongated sleeve slideably surrounds the insertion rod and includes on one end a surface conformed to strike the balance weight when the sleeve is moved on the rod. By striking one end of the sleeve, the balance weight may be upset into a recess in the rotor. A method of using the tool is also disclosed.
    Type: Grant
    Filed: April 16, 1976
    Date of Patent: December 27, 1977
    Assignee: Stal-Laval Turbin AB
    Inventor: Jan Christer Wikner