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:
Sep. 07, 2010
Filed:
Sep. 26, 2008
Applicants:
Michael Bayerl, Tuerkheim, DE;
Wolfgang Ludwig, Zaisertshofen, DE;
Kay Heemann, Kaufering, DE;
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fastening element has a drilling head () provided at one end () of anchor tube () and having at least one inlet opening () that opens toward the receiving chamber () of the anchor tube (), and at least one through-opening () that opens outwardly for passing of the hardenable mass therethrough, and a mixing element () for the hardenable mass and which is located in the drilling head () between the at least one inlet opening () and the at least one through-opening ().