Blank casting for producing a turbine engine rotor blade and process for manufacturing the rotor blade from this blank

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United States of America Patent

PATENT NO 9879538
SERIAL NO

14217830

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Abstract

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A blank casting for producing a turbine engine rotor blade, with a vane connected by a platform to a root, is provided. The root has an axial machining allowance intended to be removed by machining from each of its axial extremities. At least one of the axial extremities of the root includes at least one transverse channel that extends over the entire transverse width of the root and whose depth is greater than the machining allowance. A process for obtaining the blade by machining this blank casting is also provided.

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Patent Owner(s)

Patent OwnerAddress
SAFRAN AIRCRAFT ENGINES75015 PARIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gimel, Alexandre Conflans-Sainte-Honorine, FR 7 18
Negri, Arnaud Montgeron, FR 3 31
Trahot, Denis Gabriel Herblay, FR 8 85

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