| 摘要 |
PROBLEM TO BE SOLVED: To provide a front working machine capable of simplifying piping work for a hydraulic pipe. SOLUTION: This front working machine 10 is provided with a lift arm 11 provided with a work attachment 12 mounted at its tip and supported turnably relative to an agricultural tractor 1 as a working vehicle and a lift cylinder 13 as a hydraulic actuator for turning the lift arm 11 to connect the hydraulic pipe extended from the tractor 1 with the lift cylinder 13. The lift arm 11 has a cylindrical shape allowing the hydraulic pipe to be inserted into it, in particular, a shape having an oval cross section with a long axis arranged along the vertical direction of the tractor 1. COPYRIGHT: (C)2010,JPO&INPIT |
