| 摘要 |
The attachment has a front frame (1), which is to be coupled to the rear three-point support fixing (6) on the rear of the tractor (7). The attachment frame and the support fixing are linked by upper (13) and lower (3) bars. The ends of the bars hinge on horizontal axes (2, 5, 9, 15). Hydraulic cylinders (19) and pistons (22) are fastened between a cross piece (21) on the attachment frame and extensions 918) on the upper bars (13). The length of the top bars (13) can be adjusted.
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