发明名称 Rock drilling device
摘要 A feeder holding device used with a rock drilling and/or rock bolting rig, in which the rock drilling and/or rock bolting rig has at least one boom with a first end and a second end, the first end is attached to a carrier, and the second end supports a feed beam by the feeder holding device, and in which the feed beam can be adjusted by the feeder holding device in a first drilling position in a first drilling direction and in a second position. The feeder holding device provides linear movement of the feed beam, in a direction different from the drilling direction, from the first drilling position to the second position, such that the feed beam in the second position is pointed in a direction parallel to the first drilling direction. A rock drilling and/or rock bolting rig is also provided.
申请公布号 US8636083(B2) 申请公布日期 2014.01.28
申请号 US20090736650 申请日期 2009.05.11
申请人 NYSTROEM SVEN-OLOV;ATLAS COPCO ROCK DRILLS AB 发明人 NYSTROEM SVEN-OLOV
分类号 E21B7/02;E21D20/00 主分类号 E21B7/02
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