Patents by Inventor Bo Waldebjer

Bo Waldebjer 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 simultaneously riveting
    Patent number: 5414921
    Abstract: Process for riveting together sheet metal, using a riveting tool (1) with a central partially spherical raised portion (8) in its pressing surface, which when pressed against the rivet shaft end (10) causes the rivet shaft to swell radially before a second rivet head is formed of the material in the river shaft.
    Type: Grant
    Filed: October 13, 1993
    Date of Patent: May 16, 1995
    Assignee: Press & Platindustri AB
    Inventor: Bo Waldebjer