Sliding contact wear surfaces coated with PTFE/aluminum oxide thermal spray coating

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United States of America Patent

PATENT NO 10683808
APP PUB NO 20150369133A1
SERIAL NO

14758742

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Abstract

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A method of applying a wear-resistant coating to aluminum sliding contact wear surfaces is disclosed. The method includes providing a plurality of parts having sliding contact wear surfaces and thermal spray coating at least one of a composite aluminum oxide and PTFE or a blend of aluminum oxide and PTFE. The disclosed method may be used to repair aluminum parts subject to sliding contact wear as well as in the design of new aluminum parts subject to sliding contact wear. Improved compressor bleed valves for gas turbine engines and improved fan exit case assemblies are also disclosed.

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Patent Owner(s)

Patent OwnerAddress
RTX CORPORATION10 FARM SPRINGS RD FARMINGTON CT 06032

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bogue, William Hebron, US 55 266
Tabor, Timothy J Vernon, US 3 17

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