Patents by Inventor James D. Lundsten

James D. Lundsten 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).

  • Patent number: 6088898
    Abstract: A puller tool is comprised of a finger guide member having a central through bore and containing one or more fingers arranged for radial movement therein, an elongated actuating member having a rearward end and a forward end which passes through the central through bore. The finger guide member is positioned between the forward and rearward end, and an engagement head is mounted to the forward end of the elongated actuating member and is operatively arranged to contact the one or more fingers and cause the radial movement when the engagement head is moved toward the finger guide member.
    Type: Grant
    Filed: March 24, 1997
    Date of Patent: July 18, 2000
    Inventor: James D. Lundsten
  • Patent number: 5613288
    Abstract: A puller tool for removing bearings and like items from a blind hole comprises a plurality of fingers mounted within channels on a circular guide member for radially directed motion. The fingers include an outer wedge portion for insertion between an annular face of the item and a seat surface of the hole, and a radially inner cam surface arranged for engagement by an elongated actuating member to which the guide member is threadably mounted for forcing the fingers in a radially outward direction.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: March 25, 1997
    Inventor: James D. Lundsten