FIELD: hydraulic system of mobile machines. SUBSTANCE: proposed hydraulic distributor is designed to control flow of working liquid in hydraulic systems. Proportional hydraulic distributor contains spool controlled from one side by proportional electromagnet, and at other side by pull-back spring moving in cast housing provided with central oil feed groove, two extreme grooves connected to each other, two cylindrical channels,. Two spaces under end faces of spool interconnected by drain hole. Additional hole made in housing of hydraulic distributor connects central oil feed groove with drain hole. EFFECT: enlarged operating capabilities of hydraulic distributor. 10 dwg
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