E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 7/02 (2006.01) B25D 17/11 (2006.01) E21B 15/00 (2006.01)
Patent
CA 2576893
Housing arrangement 8 for a drill rig, especially adapted for damping sound, said drill rig comprising a feed beam holder 3, a feed beam 4 being movably attached to the feed beam holder 3 and having a drill end 41 and a rear end 42, and a drilling machine 5 being movably attached to and movable along the feed beam 4, said housing arrangement 8 comprising a casing 7, and said feed beam 4. The invention is characterized in that the casing 7 is directly attachable to the feed beam 4, such that the casing 7 and at least a part of the feed beam 4 enclose the drilling machine 5, and allows for mutual movement between the feed beam 4 and the feed beam holder 3.
La présente invention concerne un ensemble enveloppe (8) pour un appareil de forage, spécifiquement conçu pour amortir le bruit. L'appareil de forage susmentionné comprend un support de poutre de guidage (3), une poutre de guidage (4) reliée de manière mobile au support (3) et présentant une extrémité de forage (41) et une extrémité arrière (42), et une machine de forage (5) reliée de manière mobile à la poutre de guidage et mobile le long de la poutre de guidage (4). L'ensemble enveloppe (8) comprend un gainage (7) et la poutre de guidage (4). Cette invention se caractérise par le gainage (7) qui est directement relié à la poutre de guidage (4), de telle sorte que ledit gainage (7) et au moins une partie de la poutre de guidage (4) renferment la machine de forage (5) permettant ainsi un mouvement réciproque entre la poutre de guidage (4) et le support de poutre de guidage (3).
Atlas Copco Rock Drills Ab
Fetherstonhaugh & Co.
LandOfFree
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