| 摘要 |
A valve for control of executive cylinders of hydraulic forging or stamping machines has a body of distributing valve with respective bores for control valves, guide cup with rows of through openings, arranged together with seat of main valve, relief valve arranged together with rod, pressing spacer, sealing rings of guide cup and pressing spacer, two units for tightening movable rod and return spring. The relief valve is arranged without locking facets and tightness of joint of unloading and main valves in inoperative position is provided due to tightening ring installed in the bore provided in main valve. |
