SYSTEM FOR CONTROLLING THE PITCH OF A PROPELLER BLADE FOR AN AIRCRAFT TURBINE ENGINE

A system for controlling the pitch of a propeller blade for an aircraft turbine engine is provided. The system generally includes a cup having an annular wall extending about a pitch setting axis of the blade, the annular wall having a lower axial end enclosed by a bottom wall, and an upper axial en...

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Bibliographic Details
Main Authors JOUDON, Vincent, COURTIER, Vivien Mickaël, SERVANT, Régis Eugène Henri, COTTET, Clément
Format Patent
LanguageEnglish
French
German
Published 08.05.2024
Subjects
AEROPLANES
AIRCRAFT
AVIATION
BLASTING
COSMONAUTICS
HEATING
HELICOPTERS
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
PERFORMING OPERATIONS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
TRANSPORTING
WEAPONS
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Summary:A system for controlling the pitch of a propeller blade for an aircraft turbine engine is provided. The system generally includes a cup having an annular wall extending about a pitch setting axis of the blade, the annular wall having a lower axial end enclosed by a bottom wall, and an upper axial end that is open and configured so as to enable a root of the blade to be mounted in the cup; and a locking ring that extends around the pitch setting axis and is configured to be mounted around the root, the locking ring being a double dog ring that comprises two annular rows of outer dogs constituting active and safety dogs, respectively.
Bibliography:Application Number: EP20210755005