Device for setting the pitch of blades for a turbine engine, and turbine engine comprising same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12104504
APP PUB NO 20240011404A1
SERIAL NO

18546405

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Importance

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Abstract

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A device for setting the pitch of blades for a turbine engine, including a control system acting on a linkage mechanism and including an actuator having two chambers; —a supply member coupled to a fluid transfer bearing for transferring a pressurised fluid from a main supply source in a fixed frame of reference to the chambers; —an auxiliary supply circuit which is arranged in a rotating frame of reference and is connected to the supply member and to the main supply source, the supply member being configured to: —in normal operation, allow fluid to pass from the main supply source to the chambers and to the auxiliary supply circuit, and—in the event of a break in the supply to the chambers from the main supply source, allow pressurised fluid to pass from the auxiliary supply circuit to the chambers.

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Patent Owner(s)

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

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Frantz, Caroline Marie Moissy-Cramayel, FR 28 29
Oriol, Sebastien Moissy-Cramayel, FR 3 1
Verdier, Bastien Pierre Moissy-Cramayel, FR 6 4

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