发明名称 BORRIGG
摘要 A drill rig especially usable for the stone industry, has a hydraulic support foot (29) set up on a feeder beam holder (21), which glidingly supports a feeder beam for a rock drilling machine. The support foot (29) can protrude in the feeder beam holder's horizontal direction. The drilling machine (26) can while suspended under the feeder beam pass by the support foot (29) during drilling of horizontal holes near the ground.<IMAGE>
申请公布号 SE8400634(D0) 申请公布日期 1984.02.07
申请号 SE19840000634 申请日期 1984.02.07
申请人 ATLAS COPCO AB NACKA 发明人
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