Patent ID: 8708117

Claim:
A damper unit comprising: a first damper including: first and second damper parts; and, a first spring engaged with the first and second damper parts; a second damper including: the second damper part; a third part separate from the first damper part; and, a second spring engaged with the second and third damper parts; and, a speed-adaptive absorber that is coupled between the first and second dampers, wherein: the second damper is radially inward of the first damper; the speed-adaptive absorber is directly connected to the second and third damper parts; the speed-adaptive absorber is displaceable with respect to the second and third damper parts; and, all of the speed-adaptive absorber is: axially located between the second and third damper parts; and axially aligned with the first and second dampers such that a line parallel to an axis of rotation for the damper unit passes through, in sequence, the second damper part, the speed-adaptive absorber, and the third damper part.