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:
Mar. 22, 2011
Filed:
Jan. 30, 2007
Applicants:
Oliver Koehler, Munich, DE;
Wolfgang Ludwig, Klosterlechfeld, DE;
Kay Heemann, Kaufering, DE;
Inventors:
Assignee:
Hilit Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 31/02 (2006.01); E21D 20/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An adapter member for connecting a self-drilling rock anchor () with a chuck () of a drilling tool, includes a sleeve-shaped section () having a bottom () provided at an end () of the sleeve-shaped section () for forming a receiving space () for connection with an end () of the rock anchor (), and a seal () arranged in a region of the bottom () and extending from the receiving space () to at least a plane (E; E; E; E) defined by the bottom.