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:
Dec. 07, 2004
Filed:
Nov. 21, 2002
Applicant:
Inventors:
Helmut Fuchs, Muchamiel-Alicante, ES;
Thomas Doppelbauer, Feldkirch, AT;
Herbert Kaufmann, Wolfurt, AT;
Hubert Forster, Moorenweis, DE;
Frank Anschütz, Schaan, LI;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 1/306 ;
U.S. Cl.
CPC ...
F16B 1/306 ;
Abstract
A dowel bolt is formed of a bolt ( ) and has at the trailing end an outer thread ( ) and on the leading end an expansion head ( ) expanding in the setting direction (S) and an expansion sleeve ( ) that can be expanded by the expansion head ( ). At the trailing end face ( ) directed away from the setting direction of the bolt, the bolt has at least one peripheral recess ( ) with a depth (t ) providing a setting control and that can be economically manufactured.