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. 25, 2003
Filed:
Jan. 29, 2002
Applicant:
Inventors:
Franz Büchel, Ruggell, LI;
Gerhard Ehmig, Rankweil, AT;
Thomas Sperrfechter, Zizers GR, CH;
Markus Frommelt, Schaan, LI;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25C 1/14 ;
U.S. Cl.
CPC ...
B25C 1/14 ;
Abstract
A holder for a drive piston ( ) of a setting tool, and including a return element ( ) having a first end ( ) that applies pressure to the drive piston ( ), and a second end ( ) spaced from the first end ( ), and axial and radial stop elements ( ) fixedly securable in the setting tool and against which the second end ( ) of the return element ( ) is displaceable and elastically deformed upon displacement of the drive piston ( ) in the setting direction ( ).