Patents by Inventor Tomas Ågren

Tomas Ågren 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 producing a structural element with a reinforced bend and a structural element
    Patent number: 6830077
    Abstract: A profiled element (1) includes a tubular blank (2) which is formed into the desired shape by hydroforming. In conjunction with hydroforming, at least one slot essentially in the longitudinal direction of the blank is made in wall portions (4, 6) on the blank, and a reinforcing element (3) is fixed in each slot. In a suitable embodiment, each reinforcing element is fixed in two opposite slots and extends through a cavity in the blank. The invention relates to on the one hand a profiled element and on the other hand a method of producing the same.
    Type: Grant
    Filed: December 26, 2002
    Date of Patent: December 14, 2004
    Assignee: SAAB Automobile AB
    Inventors: Lars-Olof Hellgren, Blair Carlson, Tomas Ågren