发明名称 Post-driver
摘要 A post-driver having a mast, a driving weight mounted for movement along the mast to drive a post adjacent the mast in to the ground, and an auger assembly mounted for movement between an operative position in which an auger is positioned adjacent the mast to drill in to the ground a hole for the post and a stowed position to permit placement of the post in to the hole, the post-driver further comprising a post guide system carried by the mast for guiding the post during driving in to the ground to maintain a required orientation of the post.
申请公布号 NZ538164(A) 申请公布日期 2006.09.29
申请号 NZ20050538164 申请日期 2005.02.10
申请人 LYCO INDUSTRIES PTY LTD 发明人 LYONS, RICHARD JOHN;CUSHING, DANIEL
分类号 (IPC1-7):E21B7/00;E04H17/26;E21B3/00;E21B1/00;E02D7/08 主分类号 (IPC1-7):E21B7/00
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