Contra-rotating propeller system for an aircraft turbine engine

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United States of America Patent

PATENT NO 9611809
SERIAL NO

13520600

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Abstract

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A contra-rotating propeller system for an aircraft turbine engine, including a free power turbine including a first rotor and a second rotor contra-rotating relative to the first rotor, a first contra-rotating propeller and a second contra-rotating propeller to be rotated about a longitudinal axis of the propeller system relative to a stator of the system, and a mechanical transmission device. The mechanical transmission system is provided between the first propeller and the second propeller.

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Patent Owner(s)

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

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Balk, Wouter Melun, FR 73 522

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