Patent ID: 6386523
Filing Date: 2002-05-14
Classification: B60G,F16F,H04L

Abstract:
An airspring comprising:a sleeve having a first rolling lobe connected at an end to a first piston; the sleeve having a second rolling lobe connected at an end to a second piston; each of said first and second pistons comprising a rolling surface that in conjunction with the first rolling lobe and second rolling lobe defines an effective area for each of said first and second pistons; the second piston maximum effective area is greater than the first piston maximum effective area; the second piston minimum effective area is less than the first piston minimum effective area; the first piston having a movement in an x, y, and z axis with respect to a vehicle chassis; and the second piston having a movement in an x, y, and z axis with respect to a vehicle chassis.