TRACTOR FRONTAL MOUNTING Russian patent published in 2011 - IPC A01B59/06 

FIELD: agriculture.

SUBSTANCE: invention refers to agricultural machine building, in particular, to suspended systems. The frontal mounting of the tractor consists of two lower and one upper traction rods. The traction rods with their free ends are hingedly fixed on the tractor body. The lower traction rods are arranged at the angle to the longitudinal axis of the tractor. There is a spring installed between a tractor-hitched triangle and the tractor body. With its one end the spring is installed on the tractor-hitched triangle in the guide. The guide is arranged with the possibility of angular and longitudinal displacement of the spring. With its second end the spring is rigidly installed on the tractor body. An additional intermediate support is installed on the spring. The additional support is arranged with the possibility to vary position.

EFFECT: makes it possible to automate the process of frontal mounting stiffness adjustment.

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