Patent ID: 9347572
Filing Date: 2016-05-24
CPC Classification: B60G,F16F,F16K,Y10T

Claim Text:
1. A flow control valve for a hydraulic conduit, said valve comprising: a valve body having an open through passage defining a flow restriction, and an arcuate array of flow relief passages, each of said relief passages having at one side a closure comprising a leaf spring, and at least one said leaf spring being provided at each side of the valve body, and a piston arranged to reciprocate in said valve body, said piston having end abutments to limit travel thereof, said piston being resiliently biased in one direction to permit said one end abutment to seat a corresponding leaf spring at one side of said valve body, said piston being movable under increasing hydraulic pressure to unseat said corresponding leaf spring, thereby opening a respective relief passage.