TWO CATERPILLAR TRACTOR Russian patent published in 2017 - IPC B62D49/06 B62D55/02 

FIELD: machine building.

SUBSTANCE: group of inventions relates to automotive industry. Tractor comprises main frame, control station, running gear system, wheel mechanism, transmission, load transfer device, load control device and devices, which allow wheel mechanism wheels to follow tractor curvilinear motion path. Running gear system comprises left and right caterpillar mechanisms, attached to main frame. Load transfer device transmits vertical load back and forth between caterpillar mechanisms front part and wheel mechanism. Agricultural tractor comprises caterpillar mechanisms, front wheel unit and control unit. Caterpillar mechanisms are equipped with rubber caterpillar belts with grousers and interconnected by front and rear axles. Control unit automatically controls load on front wheel unit.

EFFECT: enabling load on wheel assembly automatic adjustment and reduced wear of crawler treads.

15 cl, 19 dwg