A device for locking the pitch and for feathering adjustable-pitch fan blades of a turbine engine propeller, the device including an actuator having at least one movable portion designed to be coupled to pivots of the fan blades of the propeller in order to modify their pitch angle when it slides, a movable part having first mechanical device suitable for co-operating with the actuator when in a fan blade pitch-unlocking position in order to enable the actuator movable portion to slide over an extended actuator stroke; and second mechanical device suitable for co-operating with the actuator when in a fan blade pitch-locking position in order to enable the actuator movable portion to slide over an actuator stroke that is shorter than the extended actuator stroke, and an actuator.
DISPOSITIF POUR LE VERROUILLAGE DU PAS ET LA MISE EN DRAPEAU DE PALES DE SOUFFLANTE À ORIENTATION RÉGLABLE D'UNE HÉLICE DE TURBOMACHINE
BLADE-PITCH LOCKING AND FEATHERING MECHANISM FOR VARIABLE PITCH BLADES OF A TURBOFAN
BLATTVERSTELLUNG SPERREN UND SEGELSTELLUNG FÜR TURBOFAN BLÄTTER
2019-11-13
Patent
Electronic Resource
French
IPC: | B64C AEROPLANES , Flugzeuge |
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