发明名称 Rolling assembly mounted on a trencher
摘要 In one aspect of the invention a trenching machine for degrading natural and man-made formations, comprising a plurality of roller assemblies exteriorly mounted to a trenching boom or wheel. The rollers comprising a plurality of pointed inserts radially arranged along the wheel's outer diameter. The inserts are adapted to degrade the formation when the boom or wheel is activated.
申请公布号 US7690138(B2) 申请公布日期 2010.04.06
申请号 US20070748184 申请日期 2007.05.14
申请人 HALL DAVID R;LEANY FRANCIS;CROCKETT RONALD;JEPSON JEFF;WILDE TYSON J 发明人 HALL DAVID R.;LEANY FRANCIS;CROCKETT RONALD;JEPSON JEFF;WILDE TYSON J.
分类号 E02F9/28 主分类号 E02F9/28
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