Method to produce jet engine combustor heat shield panels assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10940529
APP PUB NO 20190076915A1
SERIAL NO

15702132

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method of manufacturing a heat shield panel assembly is provided. The method including: injecting melted wax into a negative cavity of a heat shield panel, the heat shield panel including one or more orifices; allowing the wax to solidify to form a positive pattern of the heat shield panel; removing the positive pattern from the negative cavity; coating the positive pattern with a ceramic; melting the positive pattern away from the ceramic, the ceramic having a cavity forming a second negative cavity of the heat shield panel; pouring melted metal into the cavity; allowing metal in the cavity to solidify to form the heat shield panel; removing the ceramic from the heat shield panel; and forming each of one or more threaded studs separately from the heat shield panel, each of the one or more threaded studs including a stud portion and a thread portion simultaneously formed.

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Patent Owner(s)

Patent OwnerAddress
RTX CORPORATION10 FARM SPRINGS ROAD FARMINGTON CT 06032

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Marcin, John Joseph Marlborough, US 58 250

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