Patent ID: 6663526
Filing Date: 2003-12-16
Classification: F16D,F16F,F16H,Y10T

Abstract:
An isolation assembly for use with an engine and a planetary transmission, the isolation assembly comprising:an input assembly adapted to be rotationally coupled to the engine; an output assembly adapted to be rotationally coupled to the transmission and adjacent the input assembly to form a cavity therebetween; a plurality of generally radially oriented spring assemblies having a first radially inner end coupled to one of the input assembly and the output assembly, and a second radially outer end coupled to the other of the input assembly and the output assembly; and a viscous damper including a viscous fluid within the cavity, and a plate, having a front side and a back side, mounted within the cavity, forming first and second subcavities within the main cavity adjacent to the front side and the back side respectively.