发明名称 AN ATTACHMENT FOR MAKING UP OR BREAKING OUT PIPE
摘要 An attachment is described that is configured for attachment to an arm of a piece of heavy construction equipment. The attachment is configured to rotate a section of pipe during break out (i.e. disconnection or disassembly) from another section of pipe and/or make up (i.e. connection or assembly) with another section of pipe. The attachment is configured to break the joint or torque the joint to a predetermined torque value, unthread or thread pipe, and lift the pipe under the power of the heavy construction equipment.
申请公布号 WO2012162617(A3) 申请公布日期 2013.03.21
申请号 WO2012US39600 申请日期 2012.05.25
申请人 LAVALLEY INDUSTRIES, LLC;LAVALLEY, JASON;LARSON, DANIEL, L.;LAVALLEY, ROGER;LARSON, MARVIN, N.;WURGLER, RODNEY;KAY, CHRISTOPHER, G.;MICHEL, MATTHEW, J.;KILDE, JESSE, J. 发明人 LAVALLEY, JASON;LARSON, DANIEL, L.;LAVALLEY, ROGER;LARSON, MARVIN, N.;WURGLER, RODNEY;KAY, CHRISTOPHER, G.;MICHEL, MATTHEW, J.;KILDE, JESSE, J.
分类号 B66C1/68;B66C1/42;B66C1/62;E02F3/36 主分类号 B66C1/68
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