Patent ID: 6715746
Filing Date: 2004-04-06
Classification: F16F

Abstract:
A vibration isolation device located between a first member and a second member, the isolation device having a first isolation device stiffness supplied when loads applied to the isolation device are below a predetermined threshold load, the isolation device further comprising a second isolation device stiffness supplied when the load applied to the isolation device is at least equal to the threshold load, the vibration isolation device further comprising a housing defining a chamber and further comprising a spring member located in the housing, the vibration isolation device further comprising a fuse for altering the mount stiffness to the second isolation device stiffness when the threshold load is applied to the device, the isolation device being movable relative to the first member in a plurality of directions after the fuse is actuated wherein the housing further comprises a closed end and an open end and a first hub located in the chamber at the open end, the device further comprising a plate located at the open end, the plate having a second hub.