Centrifugal pendulum absorber
AssigneeChrysler Group LLC
InventorsMarvin G. Schiemann, Michael Fingerman, Tomasz K. Kietlinski, Bruce Geist
Life of this patent
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Abstract
A pendulum absorber assembly for a torque converter including a first spring retainer, a second spring retainer, and a floating flange positioned between the first spring retainer and the second spring retainer. The pendulum absorber assembly also includes a drive plate affixed to the floating flange, a plurality of arcuate springs disposed between the second spring retainer and the drive plate, and a plurality of pendulum weights affixed to the second spring retainer, wherein at least one of the pendulum weights is made of tungsten alloy.
Claims9
A pendulum absorber assembly comprising:
- a first spring retainer having a plurality of first spring retainer cutouts;
- a floating flange having a plurality of floating flange cutouts;
- a second spring retainer having a plurality of second spring retainer cutouts and a plurality of recesses, wherein the second spring retainer is affixed to the first spring retainer and the floating flange is positioned between the first spring retainer and the second spring retainer;
- a drive plate affixed to the floating flange and having a plurality of fingers;
- a plurality of springs disposed in and making contact with the walls of the first spring retainer cutouts, floating flange cutouts, and the second spring retainer cutouts;
- a plurality of arcuate springs disposed between the second spring retainer and the drive plate, wherein the ends of each of the plurality of arcuate springs make contact with the walls of the recesses and the walls of the fingers;
- and
- a plurality of pendulum weights affixed to the second spring retainer, wherein at least one of the pendulum weights is made of tungsten alloy.
Dependencies are inferred from the claim text.