FIELD: hydraulic-pulse engineering. SUBSTANCE: plug of hydraulic control valve is tightened in seat by means of rings positioned in grooves of plug cylindrical surface and by pressure rollers installed in longitudinal seats of body. Use is also made of coaxial turning hydraulic prime mover and clamping device which determine open and closed positions of hydraulic control valve. EFFECT: enhanced reliability and fast response. 3 cl, 5 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| HYDRAULIC PULSE PERCUSSION APPARATUS | 1999 |
|
RU2162383C2 |
| ROTARY HYDRAULIC MOTOR | 1999 |
|
RU2172873C2 |
| HYDRAULIC PULSATOR | 1991 |
|
RU2035630C1 |
| HIGH-FREQUENCY HYDRAULIC PULSATOR | 1991 |
|
RU2037683C1 |
| METHOD OF COMBINATION SHAPING OF PRODUCTS AND HYDRAULIC PULSE PRESS FOR PERFORMING THE SAME | 1994 |
|
RU2093295C1 |
| DIAPHRAGM PUMP | 1992 |
|
RU2035620C1 |
| HIGH-FREQUENCY HYDRAULIC PULSATOR | 1997 |
|
RU2131067C1 |
| HYDRAULIC PULSATION PRESS | 1992 |
|
RU2050219C1 |
| HYDRAULIC DRIVE PULSE-TYPE APPARATUS | 1992 |
|
RU2050221C1 |
| TUBULAR BLADE HYDRAULIC MACHINE | 1996 |
|
RU2103520C1 |
