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US 2014/0298655 A1Published application
Differential Unit with Damper System
AssigneeFord Global Technologies, LLC
InventorsJaved Iqbal, Amir E. Keyvanmanesh, Yitzongn Chern, Tony Ge, Wan Joe Chen
Life of this patent
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Abstract
A vehicle differential unit (DU), including: a torsional damper assembly having a plurality of independently sprung damper assemblies positioned with respect to the DU, each damper assembly configured to reduce noise or vibration generated by the DU in a predetermined frequency range.
Claims20
A vehicle differential unit (DU), comprising:
- a torsional damper assembly having a plurality of independently sprung damper assemblies positioned with respect to the DU, each damper assembly configured to reduce noise or vibration generated by the DU in a predetermined frequency range.
A vehicle driveline assembly, comprising:
- a propshaft connected to a differential unit through a clutch carrier unit;
- a hub at least partially enclosing the clutch carrier unit;
- a first damper assembly positioned with respect to the hub and configured to dampen vibrations in a first frequency range;
- and
- a second damper assembly positioned with respect to the hub and configured to dampen vibrations in a second frequency range.
2 more elements
A method of manufacturing a vehicle differential unit, comprising:
- connecting a first damper assembly to the differential unit;
- and
- connecting a second damper assembly to the differential unit;
- wherein the first damper assembly is configured to dampen vibrations in a first frequency range;
- and
- wherein the second damper assembly is configured to dampen vibrations in a second frequency range.
3 more elements
Dependencies are inferred from the claim text.