FIELD: mechanical engineering. SUBSTANCE: hydraulic system has pump connected with the tank through a coarse filter and with the hydraulic distributor through a fine filter, hydraulic cylinder with throttles, and drain and discharging pipe lines connected with the inlet of the cooling system, the sucking pipe line of which is positioned at 2/3 of the height of the tank. Heated fluid is sucked with an oil sucker through an oil pipe line. EFFECT: enhanced efficiency. 1 dwg
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