E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 15/04 (2006.01) E21B 7/02 (2006.01)
Patent
CA 2642614
The present invention relates to a rock-drilling rig comprising at least one boom having a first end and a second end and a drilling machine arranged at said boom, wherein said first end is attached to a carrier, and wherein said drilling machine is attached to said other end by means of a first joint means and a second joint means, wherein said joint means are arranged to be manoeuvred by an operator by means of control means for controlling the drilling direction of said drilling machine, The rock-drilling rig comprises means for determining a rotation of said second joint means on the basis of the rotation position of said first joint means in such a manner that the influence of said joint means on the movement of said drilling machine corresponds to a direction indicated by the operator using said control means. The invention also relates to a device and a method.
L'invention concerne un appareil de forage qui comprend au moins un bras présentant une première extrémité et une deuxième extrémité et une machine de forage montée au niveau dudit bras, la première extrémité du bras étant fixée à un support, et la machine de forage étant fixée à l'autre extrémité du bras à l'aide d'un premier raccord et d'un deuxième raccord. Les raccords sont conçus pour être manipulés par un opérateur à l'aide d'un moyen de commande qui permet de commander la direction de forage de ladite machine de forage. L'appareil de forage de l'invention comprend un moyen qui permet de déterminer une rotation du deuxième raccord sur la base de la position de rotation du premier raccord de façon que l'influence desdits raccords sur le mouvement de ladite machine de forage corresponde à une direction indiquée par l'opérateur utilisant le moyen de commande. L'invention concerne également un procédé et un dispositif associés.
Atlas Copco Rock Drills Ab
Fetherstonhaugh & Co.
LandOfFree
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