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US 2009/0020383 A1Published application
Damped part
AssigneeGM Global Technology Operations LLC
InventorsMichael D. Hanna, Mohan Sundar, James G. Schroth, Thomas C. Zebehazy
Life of this patent
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Abstract
A part including a body including a metal, and a frictional damping means, the frictional damping means comprising frictional surfaces in local contact but not bonded together, or the frictional damping means including a layer including at least one of particles, flakes, or fibers, the layer having a thickness ranging from about 1 μm to about 500 μm.
Claims23
A product comprising:
- a part comprising a body comprising a metal, and a frictional damping means, the frictional damping means comprising frictional surfaces in local contact but not bonded together, or the frictional damping means comprising a layer comprising at least one of particles, flakes, or fibers, the layer having a thickness ranging from about 1 μm to about 500 μm.
Dependencies are inferred from the claim text.