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:
Aug. 29, 2006
Filed:
Jan. 30, 2004
Applicants:
Ulrich Birnbaum, Penzing, DE;
Stefan Unverzagt, Penzing, DE;
Adrian Steingruber, Graben, DE;
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04C 3/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hollow profile () formed of a flat material () having a width (d) has at least one groove () provided on an outer side of at least one of the plurality of walls () of the profile () and having a bottom () spaced form the outer side by depth (t) and two opposite, substantially flat side walls () extending substantially perpendicular to the bottom (), with the groove depth (t) of the at least one groove () amounting to from 0.5 to 2 times of the material thickness (d) of the flat material ().