Patent ID: 6220495
Filing Date: 2001-04-24
Classification: B25C

Abstract:
A bolt setting tool for driving bolts and similar fastening elements into constructional components, the bold setting tool comprising a bolt guide (5) having a receiving chamber (6); an axially displaceable drive piston (9) having a head (92); a sleeve-shaped pressure member (7) arranged between the head (92) of the drive piston (9) and the bolt guide (5) and having a cylindrical extension (8) extending in a setting direction (S) and projecting into the receiving chamber (6) of the bolt guide (5), the cylindrical extension (8) having a smaller diameter than a remainder of the pressure member (7); and an elastic pad (10) mounted on the cylindrical extension (8) of the pressure member (7) and extending between first and second seal rings (13, 14), the first seal ring (13) arranged between a ring-shaped stop surface (71) of the pressure member (7) and an end surface (11) of the pad (10) facing in a direction opposite to the setting direction and being radially resiliently preloaded against an inner wall of the receiving chamber (6) of the bolt guide (5), and the second seal ring (14) being arranged between a ring-shaped stop surface (61) formed in the receiving chamber (6) and an end surface (12) of the pad (10) facing in the setting direction (S), and being radially resiliently preloaded against an outer surface of the cylindrical extension (8) of the pressure member (2).