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:
Jun. 29, 2004
Filed:
Aug. 07, 2002
Applicant:
Inventors:
Jürgen Wieser, Kaufering, DE;
Claudia Zimmerer, Augsburg, DE;
Heinz Bisping, Augsburg, DE;
Alois Koelbl, Buchloe, DE;
Erich Daigeler, Waal, DE;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 5/324 ;
U.S. Cl.
CPC ...
B21D 5/324 ;
Abstract
A method of manufacturing of an expansion sleeve including providing a sleeve blank having axially extending material weaknesses ( ), and forming the longitudinal slots ( ) by tearing open the material weaknesses ( ) by substantially radially expanding same.