Cluster model and shell for obtaining an accessory for the independent handling of formed parts and associated method

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United States of America Patent

PATENT NO 10875084
APP PUB NO 20200101526A1
SERIAL NO

16473150

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Abstract

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A cluster model and a shell for the production, by lost wax casting, of a plurality of turbomachine elements, are provided. The shell includes a central sprue that is fluidly connected to a casting cup for receiving molten metal; a plurality of shell elements; a plurality of bottom feed conduits for the shell elements; and a handling accessory shell that is independent of the plurality of shell elements and of their metal supply circuit, such that there is no fluid connection to the shell elements. The handling accessory shell is fluidly connected to the central sprue so as to allow top-pour casting of the handling accessory shell.

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Patent Owner(s)

Patent OwnerAddress
SAFRAN2 BOULEVARD DU GÉNÉRAL MARTIAL VALIN PARIS 75015
SAFRAN AIRCRAFT ENGINES2 BOULEVARD DU GÉNÉRAL MARTIAL VALIN PARIS 75015

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bohli, Ramzi Moissy-Cramayel, FR 8 4
Boukerma, Said Moissy-Cramayel, FR 3 0
Galvin, Loic Moissy-Cramayel, FR 1 1
Niane, Ngadia Taha Moissy-Cramayel, FR 10 3

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