Patent ID: 7063100

Claim:
A valve comprising: a housing, the housing having a chamber and an input port, a priority flow port, a return flow port, and a bypass port, the ports communicating with the chamber; a cage supported by the housing, the cage having a plurality of cross holes, the cage having an open end connected to the input port, the cage having a stop and a shoulder; a hollow spool slidably disposed within the cage, the spool having a counterbore, the spool biased to engage the cage; an insert disposed within the cage adjacent the shoulder of the cage, the insert disposed within the counterbore of the spool, the shoulder of the cage and the counterbore of the spool cooperating to interferingly retain the insert and to define a dampening chamber; and a relief valve assembly, the valve assembly including a seat disposed adjacent the shoulder of the cage opposite to the insert, a poppet slidably disposed inside of the cage, an adaptor mounted to the cage, a spring disposed within the adaptor, a guide disposed between the spring and the poppet, and an adjuster adjustably secured to the adaptor, the spring arranged to bias the poppet against the seat via the guide, the adjustor operable to adjust the position of the spring.