The present invention relates to a pitch change mechanism for a turbine engine propeller (10) comprising: — an electric machine (29) fixedly mounted on a stator portion of the turbine engine and comprising an actuator shaft (21); — an axial piston hydraulic pump (20) suitable for pressurising a hydraulic fluid, the hydraulic pump comprising a body (22) driven by the propeller (10); a barrel (23) housing a set of pistons (24) each comprising a sliding block (25); and a plate (26) that is tilted with respect to the axis of rotation, each sliding block bearing on the plate, one of the plate (26) and the barrel (23) being fixedly connected to the stator portion of the turbine engine and the other of the plate (26) and the barrel (23) being fixed to the actuator shaft (21) for conjoint rotation.
MÉCANISME DE CHANGEMENT DE PAS COMPRENANT UN ACTIONNEUR ÉLECTROHYDRAULIQUE AMÉLIORÉ
PITCH CHANGE MECHANISM COMPRISING AN IMPROVED ELECTROHYDRAULIC ACTUATOR
BLATTWINKELVERÄNDERUNGSMECHANISMUS MIT EINEM VERBESSERTEN ELEKTROHYDRAULISCHEN STELLGLIED
2024-04-10
Patent
Electronic Resource
French
Mécanisme de changement de pas comprenant un actionneur électrohydraulique amélioré
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