发明名称 Walk-behind trenching machine
摘要 A walk-behind trenching vehicle incorporating a trenching boom with an endless trenching chain. The trenching boom may be connected to a forward end of the vehicle via a pivot joint that is offset from a drive axis of the trenching chain. The boom may be movable between an operating position and a transport position via a single actuator, e.g., hydraulic cylinder.
申请公布号 US7805864(B2) 申请公布日期 2010.10.05
申请号 US20080329096 申请日期 2008.12.05
申请人 THE TORO COMPANY 发明人 AZURE JOHN P.;ERICKSON TANNER L.;LIUBAKKA GLENN D.
分类号 E02F3/28 主分类号 E02F3/28
代理机构 代理人
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