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. 13, 2004
Filed:
Dec. 24, 2002
Applicant:
Inventors:
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 1/102 ;
U.S. Cl.
CPC ...
F01B 1/102 ;
Abstract
A piston for a setting tool and including a piston head ( ) having a hollow-chamber ( ) adjoining opening ( ) formed in the end surface of the piston head, and a stopper ( ) securable in the hollow chamber ( ) of the piston head ( ) with a solder seam for closing the opening ( ), a centering element ( ) provided on an outer circumference of the outer surface ( ) of the stopper ( ).