RECUPERATIVE HYDRAULIC DRIVE OF FORESTRY ASSEMBLY Russian patent published in 2008 - IPC A01B63/10 

FIELD: agriculture.

SUBSTANCE: hydraulic drive comprises hydraulic cylinder of the mounted device, drain and pressure supply lines, hydraulic cylinder of safety mechanism of tiller operation elements, hydraulic shock absorbers of running gear and spring-loaded pressure intensifier, hydraulic accumulator, hydraulic valve, pump and hydraulic reservoir. The hydraulic drive comprises also automatic overload relief valve connected with the pressure supply line by a return valve, the above supply line is connected to the hydraulic accumulator as well as to the hydraulic reservoir through the on/off control valve and safety valve.

EFFECT: reducing fuel consumption and increasing reliability of forestry assembly.

1 dwg