发明名称 EARTH DRILLING MACHINE
摘要 A machine for the drilling of the ground includes a guide tower (2) along which slides a group (3) for the handling of a battery of drilling rods (5) which moves along guides (21) of the tower. The group includes a sleeve (31) which gives rotation to a tube (4) to the lower part of which can be constrained at least a drilling rod (5) with a digging tool (6) or directly a digging tool (6).
申请公布号 US2012186882(A1) 申请公布日期 2012.07.26
申请号 US201013388220 申请日期 2010.07.26
申请人 BISERNA EZIO;SOILMEC S.P.A 发明人 BISERNA EZIO
分类号 E21B15/00 主分类号 E21B15/00
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