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1. 发明公开

EP2010749A1 ROCK DRILLING DEVICE 审中-公开
标题翻译：凿岩
公开(公告)号：EP2010749A1
公开(公告)日：2009-01-07
申请号：EP07748032.5
申请日：2007-04-18
申请人： Atlas Copco Rock Drills AB
发明人： ORGÅRD, Jonas
IPC分类号： E21B19/24
CPC分类号： E21B19/24
摘要： A drill string guide device (1) for mounting to a feed beam of a rock drill rig and for the support of a drill string (38) , including a housing (6) wherein is arranged a piston cylinder device for maneuvering of a first jaw (7) and a second jaw (8) , wherein each one of the jaws is movable between an engagement position in the direction towards a position of the drill string (38) , for engagement therewith, and a releasing position in the direction from the position of the drill string (38) for releasing thereof . The piston cylinder device includes a first fluid cylinder (13) with a first piston unit (9) for maneuvering of the first jaw, wherein the first jaw is supported by the first piston unit, and the piston cylinder device includes a second fluid cylinder (35) with a second piston unit (14) for maneuvering of the second jaw, wherein the second jaw is supported by the second piston unit, which is guided in the first piston unit. The invention also concerns a rock drilling device.

2. 发明公开

EP1807607A1 BOOM ARRANGEMENT FOR A SCALING DEVICE AND SCALING DEVICE 审中-公开
标题翻译： BOOM安排一个现场清理设备和设备现场清理
公开(公告)号：EP1807607A1
公开(公告)日：2007-07-18
申请号：EP05790355.1
申请日：2005-10-06
申请人： Atlas Copco Rock Drills AB
发明人： ORGÅRD, Jonas
IPC分类号： E21C37/24 , E21C35/18 , E21F17/00
CPC分类号： E21C37/22
摘要： A boom arrangement (1) for a scaling device including a scaling boom for supporting a scaling hammer, wherein the scaling boom is arranged for connection to a carrier vehicle, is distinguished in that the scaling boom (4,5) is pivotally supported by a boom column unit (3), which is arranged for pivotal connection to the carrier vehicle, that the boom column unit (3) includes a boom column (7), and a column bar unit (8) extending at a distance from that element, that the boom column and the column bar unit are pivotally connected to a column link (9) for forming a four-link mechanism, and that the column link (9) supports a bearing for a boom lift cylinder (12) . The invention also concerns a scaling device.

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