Method for producing a metal bladed element for a turbomachine of an aircraft

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United States of America Patent

PATENT NO 12084779
APP PUB NO 20210156034A1
SERIAL NO

15733743

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Abstract

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The invention relates to a method for producing a metal bladed element for a turbomachine of an aircraft, said bladed element comprising at least one blade having a lower surface and an upper surface extending between a leading edge and a trailing edge of the blade, the trailing edge having to have a thickness X1, said method comprising the steps of: a) producing the bladed element by lost-wax casting, and b) finishing the bladed element, characterised in that step b) comprises the chemical milling at least of the trailing edge of the or each blade so as to obtain said thickness X1 which cannot be directly obtained by step a).

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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
Boukerma, Said Moissy-Cramayel, FR 3 0
Gimel, Alexandre Moissy-Cramayel, FR 7 18
Lisowski, Janusz Moissy-Cramayel, FR 1 0
Saboundji, Amar Moissy-Cramayel, FR 19 3
Soisson, Marc Moissy-Cramayel, FR 7 3

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