FIELD: testing hydraulic units and hydraulic systems. SUBSTANCE: hydraulic distributor is connected to pumping station and to tank, as well as to chamber of at least one hydraulic cylinder; test stand has three groups of air-loaded hydraulic accumulators: one group is connected with inlet main of hydraulic distributor and two other groups are connected with outlet mains; provision is made for adjustment of volume of hydraulic chambers of air-loaded hydraulic accumulators; gas chambers are provided with volume limiters. EFFECT: enhanced reliability. 4 cl, 2 dwg
| Title | Year | Author | Number |
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| PUMPING STATION OF POWER SUPPORTS | 0 |
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SU1583624A1 |
| EXTENSION DEVICE | 0 |
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SU1755088A1 |
