Patent ID: 7070029

Claim:
A shock absorber piston assembly, comprising: a piston having a first face and an opposed second face, the piston defining a plurality of separate fluid passages allowing fluid communication through only the piston between the first face and the second face; a piston rod attached to the piston; and a plurality of flow control devices each operably sealing at least one of the fluid passages, including: a first bleed plate operably contacting the first face and a second bleed plate operably contacting the second face; a first blow-off disc operably contacting the first face and a second blow-off disc operably contacting the second face; and a compression device operably maintaining each of the flow control devices in a closed position in contact with the piston; wherein each of the flow control devices operably opens at an individually adjustable device opening pressure; and the compression device comprises a spring; wherein the spring comprises: a spring engagement end fixedly engaged with a slot of the piston rod; and a spring force distribution end in contact with the first bleed plate.