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:
Apr. 11, 2006
Filed:
Jul. 29, 2004
Wolfgang Ludwig, Klosterlechfeld, DE;
Erich Leibhard, Munich, DE;
Wolfgang Ludwig, Klosterlechfeld, DE;
Erich Leibhard, Munich, DE;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
An anchor () comprising an anchor tube () and an inner tube () arranged in the anchor tube () for receiving a dispensable chemical mass (). The anchor tube () has a first end () with a drilling head () and a second trailing end (), at which a drilling machine can be coupled for rotary driving of the anchor (). The anchor () further has a centering assembly with a first centering element () and a second centering element (), which hold the inner tube () both radially and axially aligned in the anchor tube () by means of radial stop surfaces () and axial stop surfaces ().