Patents by Inventor Stig Fredrik Mathiesen

Stig Fredrik Mathiesen 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).

  • Ball joint and bearing shell
    Patent number: 7985034
    Abstract: A ball joint for a wheel suspension in a vehicle is disclosed. The ball joint includes a bearing shell, a ball, and a housing. The ball is supported in the bearing shell, with the shell being subdivided by slots into lip elements. The slots are preferably arranged in the bearing shell from a middle part and up to an upper rim. The lip elements may be bent outwards at a compression groove to admit the ball when it is introduced into the shell.
    Type: Grant
    Filed: February 14, 2005
    Date of Patent: July 26, 2011
    Assignee: Raufoss Technology AS
    Inventors: Trygve Ruste, Stig Fredrik Mathiesen
  • Ball Joint And Bearing Shell
    Publication number: 20080019765
    Abstract: A bail joint for a wheel suspension in a vehicle, said bail joint including a bearing shell (3), a bail (2) and housing (4). The ball is supported in the bearing shell; said bearing shell (3) being subdivided into lip elements (9) by slots (8). The slots (8) are arranged in the bearing shell (3) from its middle part and up to its upper rim. The lip elements (9) may be bent outwards at a compression groove (10) to admit the bail (2) when it is introduced into the shell.
    Type: Application
    Filed: February 14, 2005
    Publication date: January 24, 2008
    Inventors: Trygve Ruste, Stig Fredrik Mathiesen