Patent ID: 6050157
Filing Date: 2000-04-18
Classification: B25B,B25D,E21D

Abstract:
A setting tool for anchor rods of attachment anchors which have a rear end section (P) having a polygonal cross-section, the setting tool comprising a housing (2) provided with an insertion end receivable in a chuck of a percussion rotary drill; a receptacle (5) provided at an end of the housing opposite, in an axial direction (A), to the insertion end for receiving an anchor rod, the anchor rod receptacle (5) having an axially extending inner surface (6) provided with at least two ribs (7) projecting therefrom and extending in the axial direction (A), the ribs (7) defining an inscribed cylinder (Z) having a diameter (x) larger by from about 0.05 mm to about 0.5 mm than a diameter (y) of a largest circle (K) inscribed in a polygonal cross-section of the rear end section (P) of the anchor rod; and a stop (11) replaceably supported in the housing (2) for limiting a position of the receptacle (5) in the housing (2) in the axial direction (A), wherein the receptacle (5) is provided in an insert (4) releasably securable in the housing, andwherein a stop surface (13) of the stop (11), which is located adjacent to the receptacle (5) and extends transverse to the inner surface (6) thereof, has a projection (14) formed of a same hard material as the inner surface (6) and projecting from the stop surface (13) by from about 0.5 mm to about 4 mm.