BLADE, PARTICULARLY VARIABLE-PITCH BLADE, PROPELLOR COMPRISING SUCH BLADES AND CORRESPONDING TURBOMACHINE

BLADE, PARTICULARLY VARIABLE-PITCH BLADE, PROPELLOR COMPRISING SUCH BLADES AND CORRESPONDING TURBOMACHINE

A blade, configured to be mounted on a hub of a turbomachine propeller so that an empty space is defined between a base of the blade and a face of the hub facing the base. The blade includes a retractable blanking mechanism configured to reversibly occupy at least one of following two positions: a d...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: PASCAL, SÉBASTIEN
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
AEROPLANES
AIRCRAFT
AVIATION
BLASTING
COMBUSTION ENGINES
COSMONAUTICS
HEATING
HELICOPTERS
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
JET-PROPULSION PLANTS
LIGHTING
MECHANICAL ENGINEERING
PERFORMING OPERATIONS
TRANSPORTING
WEAPONS
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Beschreibung
Zusammenfassung:A blade, configured to be mounted on a hub of a turbomachine propeller so that an empty space is defined between a base of the blade and a face of the hub facing the base. The blade includes a retractable blanking mechanism configured to reversibly occupy at least one of following two positions: a deployed position in which the retractable blanking mechanism at least partially closes off the empty space; and an extreme retracted position in which the retractable mechanism is kept out of the empty space.