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. 24, 2001
Filed:
Sep. 26, 2000
Robert Jakob, Feldkirch, AT;
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A bolt setting tool including a bolt guide (,), an axially displaceable drive piston (g) a sleeve-shaped pressure member (,) arranged between the head (,) of the drive piston (,) and the bolt guide (,) and having a cylindrical extension (,) extending in a setting direction (S) and projecting into the receiving chamber (,) of the bolt guide (,), with the cylindrical extension (,) having a smaller diameter than a remainder of the pressure member (,), an elastic pad (,) mounted on the cylindrical extension (,) of the pressure member (,) between two seal rings, with the first seal ring (,) being arranged between a ring-shaped stop surface (,) of the pressure member (,) and an end surface (,) of the pad (,) facing in a direction opposite to the setting direction and being radially resiliently preloaded against an inner wall of the receiving chamber (,) of the bolt guide (,), and with the second seal ring (,) being arranged between a ring-shaped stop surface (,) formed in the receiving chamber (,) and an end surface (,) of the pad (,) facing in the setting direction (S) and being radially resiliently preloaded against an outer surface of the cylindrical extension (,) of the pressure member (,).