发明名称 Ground support insertion tool
摘要 An improved ground support member insertion device comprising means for attaching the device to a jackleg drill, a clutch assembly disposed adjacent to the attaching means and adapted for holding a ground support member while it is being inserted into a first drill hole; and, anchoring means disposed opposite the clutch assembly and adapted for temporarily anchoring the device for stabilization in a rock formation during insertion of the ground support member. An impact tool for engaging the proximate end of the ground support member providing rotation and impact to the ground support member to mix the resin and to secure the ground support member in a rock formation. The impact tool can also be used to manually or mechanically tension the ground support member once installed.
申请公布号 US7712838(B2) 申请公布日期 2010.05.11
申请号 US20080080100 申请日期 2008.03.31
申请人 WALKER ROLAND C;SLATTER MATTHEW S;GRAMICH JR PHILLIP E 发明人 WALKER ROLAND C.;SLATTER MATTHEW S.;GRAMICH, JR. PHILLIP E.
分类号 E21B4/06;E21D20/00 主分类号 E21B4/06
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