| 摘要 |
FIELD: agriculture.SUBSTANCE: agricultural planter comprises at least one tool bar, and many sections of rows attached to the tool bar. Each section of row comprises a frame, a set of wheels interacting with the ground, including the first wheel interacting with the ground, and at least one construction of suspension and a torsion biasing device. At least one construction of suspension comprises a first construction of suspension having a first end and a second end. The first end is connected with the ability to rotate to the first wheel engaging with the ground. The torsion biasing device is connected to the second end of the first construction of suspension. The frame carries the biasing device.EFFECT: invention enables to reduce the design to be installed in a certain position and the tension of the embedding wheels.20 cl, 4 dwg |
