FIELD: mechanical engineering. SUBSTANCE: located spatially in housing having pressure, return and working passages are seats for spool valves. Housing is provided with seat where rod is fixed which has overflow passages brought in communication with seats for spool valves. Fitted in seats are bushes which receive spool valves. EFFECT: enhanced reliability. 2 cl, 14 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| HYDRAULIC DRIVE FOR TIGHTENING CRAWLER BELT IN EXCAVATOR LAYING TRACKS MECHANISM | 1992 |
|
RU2046894C1 |
| HYDRAULIC DRIVE OF SINGLE-BUCKET POWER SHOVEL WITH DISCHARGE DEVICE | 1991 |
|
RU2006557C1 |
| HYDRAULIC PERCUSSIVE MECHANISM | 1993 |
|
RU2044879C1 |
| HYDRAULIC PERCUSSIVE MECHANISM | 1992 |
|
RU2029080C1 |
| EXCAVATOR CATERPILLAR TRACK ADJUSTING MECHANISM | 0 |
|
SU1836529A3 |
| PLANETARY-ROTOR HYDRAULIC MOTOR | 0 |
|
SU1710785A1 |
| TURNABLE SLEWING MECHANISM OF EARTH-MOVING AND TRANSPORTATION VEHICLE | 1992 |
|
RU2065007C1 |
| BUCKET OF EXCAVATOR WITH PUSH-SHOVEL EQUIPMENT | 0 |
|
SU1792471A3 |
| ANTIFRICTION COMPOSITION | 1991 |
|
RU2046811C1 |
| HYDRAULIC DRIVE OF SINGLE-BUCKET EXCAVATOR | 0 |
|
SU1691485A1 |
