The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 28, 2003
Filed:
Mar. 09, 2001
Applicant:
Inventors:
Michael Stumpf, Bielefeld, DE;
August Borchard, Lemgo, DE;
Assignee:
Böllhoff GmbH, Bielefeld, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 3/900 ;
U.S. Cl.
CPC ...
B21D 3/900 ;
Abstract
A joining assembly for mounting a fastening element to an external surface of a structural member of deformable material. The structural member is provided at its external surface with one or a plurality of joining projections engaging into respective recesses of a joining flange of said fastening element. The joining projections are provided at their free ends with upset beads obtained by material deformation of the joining projections and positively fixing the associated joining projection to the joining flange.