| 摘要 |
PURPOSE:To make a tractor frame having a simple structure and large rigidity by forming a side frame comprising horizontal portions and standing portions and by coupling a mission casing and a front frame to the fronts and rears of the horizontal portions of the side frame, respectively. CONSTITUTION:A side frame 17 comprising horizontal portions 17a and standing portions 17b is formed and supports a clutch housing 2 having left and right portions held between the base portions 17c of the side frame 17. The left and right portions 19a of a front frame 19 are secured to the horizontal portions 17a of the frame by means of bolts 20. A lift arm 11 of a working machine 10 is pivotally attached to the standing portion 17b, and is arranged to be vertically swingable. Further, the tops of the standing portions 17a are connected with and reinforced by a stay 51. |
