发明名称 METHOD AND APPARATUS FOR INSTALLING CULVERTS
摘要 A method and apparatus for installing culverts. A first step involves providing a pipe having a driver receptacle at the second end. A second step involves aligning the pipe in preparation for subsurface installation. A third step involves providing a machine with an articulated arm and mounting a mechanized hammer having a male driver on the articulated arm. A fourth step involves inserting the male driver into the driver receptacle. A fifth step involves activating the mechanized hammer and driving the pipe through the soil. A sixth step involves removing the driver receptacle when the pipe is in a required subsurface position. A seventh step involves removing accumulated soil from the pipe in preparation for use as a culvert.
申请公布号 CA2310529(A1) 申请公布日期 2001.12.02
申请号 CA20002310529 申请日期 2000.06.02
申请人 LAPRAIRIE, CARL X.;VANCE, TIM 发明人 LAPRAIRIE, CARL X.;VANCE, TIM
分类号 E01F5/00;(IPC1-7):E03F3/06;E02D7/10 主分类号 E01F5/00
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