SYSTEM FOR ROTATING A FAN OF A TURBOJET ENGINE

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United States of America Patent

APP PUB NO 20190153958A1
SERIAL NO

16076294

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a system for rotating a fan (2) of a turbojet engine (1) about a first rotation axis Ω, including a reduction gear (3) made up of a planetary gearset placed at the centre of the fan (2), which includes: a central sun gear (31); an outer planet gear (33) attached to the fan (2); at least one satellite gear (32) arranged between the central sun gear (31) and the outer planet gear (33) in order to transmit a rotary movement between the central sun gear (31) and the outer planet gear (33); characterised in that the outer planet gear (33) includes an inner portion (33a) which meshes with the satellite gear (32), as well as an outer portion (33b) to which blades (21) of the fan (2) are directly attached.

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Patent Owner(s)

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

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
BORDONI, Nils Edouard Romain Moissy-Cramayel, FR 11 2
BRAULT, Michel Gilbert Roland Moissy-Cramayel, FR 31 108
CUVILLIER, Romain Guillaume Moissy-Cramayel, FR 11 1
GOMANNE, Benoit Jean Henri Moissy-Cramayel, FR 2 0
KUBIAK, Guillaume Patrice Moissy-Cramayel, FR 11 2
NEGRI, Arnaud Nicolas Moissy-Cramayel, FR 14 1
TRAPPIER, Nicolas Xavier Moissy-Cramayel, FR 3 0

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