BR112012008976A2 - sistema para fazer variar a incidência das pás de uma hélice de turbomáquina para aeronave, hélice para turbomáquina de aeronave, turbomáquina para aeronave, e, processo de comando da incidência das pás de uma hélice de turbomáquina para aeronave - Google Patents

sistema para fazer variar a incidência das pás de uma hélice de turbomáquina para aeronave, hélice para turbomáquina de aeronave, turbomáquina para aeronave, e, processo de comando da incidência das pás de uma hélice de turbomáquina para aeronave

Info

Publication number
BR112012008976A2
BR112012008976A2 BR112012008976A BR112012008976A BR112012008976A2 BR 112012008976 A2 BR112012008976 A2 BR 112012008976A2 BR 112012008976 A BR112012008976 A BR 112012008976A BR 112012008976 A BR112012008976 A BR 112012008976A BR 112012008976 A2 BR112012008976 A2 BR 112012008976A2
Authority
BR
Brazil
Prior art keywords
aircraft
turbocharger
propeller
incidence
blades
Prior art date
Application number
BR112012008976A
Other languages
English (en)
Inventor
Jean-Louis Eyraud
Original Assignee
Snecma
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Snecma filed Critical Snecma
Publication of BR112012008976A2 publication Critical patent/BR112012008976A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/44—Blade pitch-changing mechanisms electric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
BR112012008976A 2009-10-22 2010-10-19 sistema para fazer variar a incidência das pás de uma hélice de turbomáquina para aeronave, hélice para turbomáquina de aeronave, turbomáquina para aeronave, e, processo de comando da incidência das pás de uma hélice de turbomáquina para aeronave BR112012008976A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0957437A FR2951696B1 (fr) 2009-10-22 2009-10-22 Systeme pour faire varier l'incidence des pales d'une helice de turbomachine pour aeronef, utilisant un moteur electrique sans balai
PCT/EP2010/065698 WO2011048081A1 (fr) 2009-10-22 2010-10-19 Systeme pour faire varier l'incidence des pales d'une helice de turbomachine pour aeronef, utilisant un moteur electrique sans balai

Publications (1)

Publication Number Publication Date
BR112012008976A2 true BR112012008976A2 (pt) 2016-04-05

Family

ID=42173847

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012008976A BR112012008976A2 (pt) 2009-10-22 2010-10-19 sistema para fazer variar a incidência das pás de uma hélice de turbomáquina para aeronave, hélice para turbomáquina de aeronave, turbomáquina para aeronave, e, processo de comando da incidência das pás de uma hélice de turbomáquina para aeronave

Country Status (9)

Country Link
US (1) US8979496B2 (pt)
EP (1) EP2490935B1 (pt)
JP (1) JP5635109B2 (pt)
CN (1) CN102574576B (pt)
BR (1) BR112012008976A2 (pt)
CA (1) CA2777023A1 (pt)
FR (1) FR2951696B1 (pt)
RU (1) RU2531088C2 (pt)
WO (1) WO2011048081A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10183744B2 (en) 2016-02-10 2019-01-22 Lockheed Martin Corporation Magnetic orientation detent
US10843790B2 (en) 2016-08-01 2020-11-24 Kitty Hawk Corporation Bistable pitch propeller system with bidirectional propeller rotation
US10569861B2 (en) * 2016-08-01 2020-02-25 Kitty Hawk Corporation Bistable pitch propeller system with unidirectional propeller rotation
US10479496B2 (en) * 2016-10-31 2019-11-19 Lockheed Martin Corporation Magnetic orientation detent with motor assist
KR102320813B1 (ko) * 2017-05-04 2021-11-02 삼성전자주식회사 무인비행체
EP3666643B1 (en) * 2018-12-13 2023-09-06 Hamilton Sundstrand Corporation Propeller system
AT523262B1 (de) * 2020-01-29 2021-07-15 Manuel Schleiffelder Mag Vorrichtung zur Verstellung der Neigung von Rotorblättern eines Rotors
US11702189B1 (en) * 2022-08-17 2023-07-18 Textron Innovations Inc. Actuated blade-pitch change mechanisms
EP4369576A1 (en) 2022-11-10 2024-05-15 YourSky Management Induction machine with a variable blade angle mechanism

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591313A (en) * 1983-12-30 1986-05-27 The Boeing Company Propeller pitch control system and apparatus
US4850801A (en) * 1987-12-21 1989-07-25 United Technologies Corporation Aircraft propeller blade retention
DE3818466C1 (pt) * 1988-05-31 1989-12-21 Mtu Muenchen Gmbh
US5282719A (en) * 1991-05-13 1994-02-01 Alliedsignal Inc. Quad mode fan pitch actuation system for a gas turbine engine
US5281094A (en) * 1991-05-13 1994-01-25 Alliedsignal Inc Electromechanical apparatus for varying blade of variable-pitch fan blades
FR2712250B1 (fr) * 1993-11-10 1995-12-29 Hispano Suiza Sa Procédé et dispositif de commande de variation du pas des pales d'un rotor.
US5451141A (en) * 1993-12-23 1995-09-19 United Technologies Corporation Propeller pitch change machanism with inductive brake and motor
CA2228373C (en) * 1995-08-09 2005-05-24 Dowty Aerospace Gloucester Limited A bearing and a method of disassembling such a bearing
RU2101212C1 (ru) * 1996-10-17 1998-01-10 Йелстаун Корпорейшн Н.В. Система управления соосным реверсивным винтовентилятором
US5967749A (en) * 1998-01-08 1999-10-19 Electric Boat Corporation Controllable pitch propeller arrangement
FR2817233B1 (fr) * 2000-11-30 2003-02-14 Roulements Soc Nouvelle Dispositif de montage d'un pied de pale d'helice dans un moyeu
DE102004060022A1 (de) * 2004-12-14 2006-07-13 Schaeffler Kg Propellerblattlagerung, insbesondere für längsaxial verstellbare Propellerblätter von Flugzeugpropellern
ATE481312T1 (de) * 2007-08-22 2010-10-15 Ingo Bader Antriebssystem mit einem verstellpropeller

Also Published As

Publication number Publication date
EP2490935B1 (fr) 2014-02-26
FR2951696A1 (fr) 2011-04-29
RU2531088C2 (ru) 2014-10-20
FR2951696B1 (fr) 2011-12-23
RU2012120855A (ru) 2013-11-27
CN102574576B (zh) 2015-12-09
CN102574576A (zh) 2012-07-11
US20120207598A1 (en) 2012-08-16
WO2011048081A1 (fr) 2011-04-28
CA2777023A1 (fr) 2011-04-28
JP5635109B2 (ja) 2014-12-03
US8979496B2 (en) 2015-03-17
EP2490935A1 (fr) 2012-08-29
JP2013508212A (ja) 2013-03-07

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law
B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2433 DE 22-08-2017 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.