发明名称 TRENCHER WITH FOLDABLE ROCK SAW WHEEL
摘要 A trencher with a rock saw wheel has a foldable section that may be pivoted to one side during transport of the trencher on a truck or trailer, in order to decrease the overall height of the trencher during transport, or can be removed to reduce transport weight.
申请公布号 US2003042785(A1) 申请公布日期 2003.03.06
申请号 US20010942141 申请日期 2001.08.29
申请人 WELCH JOHNNIE C. 发明人 WELCH JOHNNIE C.
分类号 E02F3/18;E02F3/20;E02F3/24;E02F5/10;E02F9/00;(IPC1-7):E21C25/00 主分类号 E02F3/18
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