LEVER MECHANISM OF A HYDRAULIC INTENSIFIER

Fluid under pressure, delivered along pipe 7, passes through throttle 2, located in the axial passage of valve spool 3, and is admitted into chamber A from where it passes to adjustable nozzle 4. The nozzle opening is covered by shutter 5, mounted on bell-crank lever 6. Lever 6 turns on a knife-edge support and is subject to the action of spring 7. Acting on the other arm of lever 6 is the operati…