DRIVER SOCKET FOR INSTALLATION OF A GROUND REINFORCEMENT BOLT

DRIVER SOCKET FOR INSTALLATION OF A GROUND REINFORCEMENT BOLT

A driver socket (1) for installation of a ground reinforcement bolt (100). The driver socket (1) comprises a cylindrical tube (2) with a longitudinal axis (A), wherein a leading end (10) of the driver socket (1) is adapted to be arranged in connection to the bolt (100) and a trailing end (20) of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Darlington, Bradley, Roach, Warren, Rataj, Mietek, Vallati, Osvaldo, Weaver, Steven, Barry, John, Young, Peter
Format: Patent
Sprache:eng ; fin
Schlagworte:
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Beschreibung
Zusammenfassung:A driver socket (1) for installation of a ground reinforcement bolt (100). The driver socket (1) comprises a cylindrical tube (2) with a longitudinal axis (A), wherein a leading end (10) of the driver socket (1) is adapted to be arranged in connection to the bolt (100) and a trailing end (20) of the driver socket (1) is adapted to be arranged in connection to a driving device, and wherein the driver socket (1) comprises a through hole. The through hole along its axial length has a varying cross-sectional area comprising a first diameter (D1) in a mid-section (3) being smaller than a second diameter (D2) in the leading section (13); and wherein the through hole comprises a transition (11) between the mid-section (3) and the leading section (13) with a frustoconical shape. Also an installation system comprising a ground reinforcement bolt (100) and a driver socket (1).