Rolling control unit of walking die rice field area job machine

摘要

(57) Abstract Objective In hydraulic cylinder of pair fuselage control of rollingWhen it does, both hydraulic cylinder with the single hydraulic valve the workMove closing, as reduction of number of articles is assured, hydraulic leakTo prevent generation securely, furthermore, the operation load of the hydraulic cylinderYou lighten heavily considerably. Constitution Sub- cylinder device 13 of left and right pair, single oilThe be which rebellion it expands and contracts operates on the basis of the change of pressure valve 18Oil pressure you joint to ku serial condition.