BRPI0912511A2 - sistema de comando de ajuste de uma pá de hélice de um turbomotor para aeronave, hélice para turbomotor de aeronave, turbomáquina para aeronave e processo de controle de um sistema de comando de ajuste de uma pá de hélice de um turbomotor - Google Patents

sistema de comando de ajuste de uma pá de hélice de um turbomotor para aeronave, hélice para turbomotor de aeronave, turbomáquina para aeronave e processo de controle de um sistema de comando de ajuste de uma pá de hélice de um turbomotor

Info

Publication number
BRPI0912511A2
BRPI0912511A2 BRPI0912511A BRPI0912511A BRPI0912511A2 BR PI0912511 A2 BRPI0912511 A2 BR PI0912511A2 BR PI0912511 A BRPI0912511 A BR PI0912511A BR PI0912511 A BRPI0912511 A BR PI0912511A BR PI0912511 A2 BRPI0912511 A2 BR PI0912511A2
Authority
BR
Brazil
Prior art keywords
aircraft
turbomotor
blade adjustment
propeller
propeller blade
Prior art date
Application number
BRPI0912511A
Other languages
English (en)
Inventor
François Gallet
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 BRPI0912511A2 publication Critical patent/BRPI0912511A2/pt
Publication of BRPI0912511B1 publication Critical patent/BRPI0912511B1/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • F04D29/323—Blade mountings adjustable
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • F04D29/362—Blade mountings adjustable during rotation
    • F04D29/364—The blades having only a predetermined number of possible positions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/40—Transmission of power
    • F05D2260/402—Transmission of power through friction drives
    • F05D2260/4023—Transmission of power through friction drives through a friction clutch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/50—Kinematic linkage, i.e. transmission of position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/79—Bearing, support or actuation arrangements therefor
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Turbines (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
BRPI0912511 2008-05-29 2009-05-26 sistema de comando de ajuste de uma pá de hélice de um turbomotor para aeronave, hélice para turbomotor de aeronave, turbomáquina para aeronave e processo de controle de um sistema de comando de ajuste de uma pá de hélice de um turbomotor BRPI0912511B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0853501A FR2931796B1 (fr) 2008-05-29 2008-05-29 Systeme simplifie de commande de calage d'une pale d'helice d'un turbomoteur pour aeronef
PCT/EP2009/056361 WO2009144217A1 (fr) 2008-05-29 2009-05-26 Systeme simplifie de commande de calage d'une pale d'helice d'un turbomoteur pour aeronef

Publications (2)

Publication Number Publication Date
BRPI0912511A2 true BRPI0912511A2 (pt) 2015-10-13
BRPI0912511B1 BRPI0912511B1 (pt) 2019-11-26

Family

ID=40198360

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0912511 BRPI0912511B1 (pt) 2008-05-29 2009-05-26 sistema de comando de ajuste de uma pá de hélice de um turbomotor para aeronave, hélice para turbomotor de aeronave, turbomáquina para aeronave e processo de controle de um sistema de comando de ajuste de uma pá de hélice de um turbomotor

Country Status (9)

Country Link
US (1) US8596975B2 (pt)
EP (1) EP2304191B1 (pt)
JP (1) JP5457437B2 (pt)
CN (1) CN102046924B (pt)
BR (1) BRPI0912511B1 (pt)
CA (1) CA2725871C (pt)
FR (1) FR2931796B1 (pt)
RU (1) RU2501954C2 (pt)
WO (1) WO2009144217A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2979162B1 (fr) * 2011-08-17 2018-04-27 Safran Aircraft Engines Procede de determination des performances d'au moins une helice d'une turbomachine
FR3024179B1 (fr) 2014-07-25 2016-08-26 Snecma Systeme d'alimentation en air sous pression installe dans une turbomachine d'aeronef comportant des moyens d'etancheite
US10830066B2 (en) * 2016-01-05 2020-11-10 Safran Aircraft Engines Low-pitch variable-setting fan of a turbine engine
WO2022018359A1 (fr) * 2020-07-24 2022-01-27 Safran Aircraft Engines Turbomachine d'aeronef comportant des aubes d'helice a calage variable
FR3150833B1 (fr) * 2023-07-05 2025-07-18 Safran Aircraft Engines Turbomachine comprenant une soufflante portant des aubes a calage variable

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2252544A (en) * 1937-04-30 1941-08-12 Autogiro Co Of America Aircraft having rotative sustaining wings or blades
SU688706A1 (ru) * 1976-07-11 1979-09-30 Предприятие П/Я А-1270 Вентил тор измен емого шага дл двухконтурного трубовентил торного двигател
CH631634A5 (en) * 1978-07-27 1982-08-31 Landert Jakob Adjustable pitch propeller, especially for model aircraft and ventilators.
SU976135A1 (ru) * 1981-04-06 1982-11-23 Всесоюзный Конструкторско-Экспериментальный Институт Автобусостроения Рабочее колесо вентил тора
US4738590A (en) * 1986-09-09 1988-04-19 General Electric Company Blade pitch varying mechanism
US5263898A (en) * 1988-12-14 1993-11-23 General Electric Company Propeller blade retention system
US4948339A (en) * 1989-01-23 1990-08-14 General Electric Company Propeller blade counterweight
JPH08312588A (ja) * 1995-05-22 1996-11-26 Hitachi Ltd 自動反転式ジェットファン
US5779446A (en) * 1995-11-07 1998-07-14 Sundstrand Corporation Air driven turbine including a blade pitch control system
US6827664B2 (en) * 2001-11-15 2004-12-07 General Motors Corporation Transmission
JP3977065B2 (ja) * 2001-11-30 2007-09-19 Ｎｔｎ株式会社 クラッチユニット
US7503750B1 (en) * 2005-02-07 2009-03-17 Rotating Composite Technologies, Llc Variable pitch rotor blade with double flexible retention elements
JP4806264B2 (ja) * 2005-06-08 2011-11-02 Ｎｔｎ株式会社 逆入力防止クラッチ
JP2007002934A (ja) * 2005-06-24 2007-01-11 Ntn Corp クラッチ機構および電動アクチュエータ
US8496098B1 (en) * 2008-12-23 2013-07-30 Crh North America, Inc. Manual seat height adjuster mechanism

Also Published As

Publication number Publication date
CN102046924A (zh) 2011-05-04
WO2009144217A1 (fr) 2009-12-03
CN102046924B (zh) 2013-12-11
FR2931796A1 (fr) 2009-12-04
CA2725871A1 (fr) 2009-12-03
FR2931796B1 (fr) 2010-07-30
RU2010154141A (ru) 2012-07-10
JP5457437B2 (ja) 2014-04-02
US8596975B2 (en) 2013-12-03
CA2725871C (fr) 2016-07-12
EP2304191A1 (fr) 2011-04-06
RU2501954C2 (ru) 2013-12-20
EP2304191B1 (fr) 2014-07-02
JP2011522151A (ja) 2011-07-28
BRPI0912511B1 (pt) 2019-11-26
US20110076143A1 (en) 2011-03-31

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 26/11/2019, OBSERVADAS AS CONDICOES LEGAIS. (CO) 10 (DEZ) ANOS CONTADOS A PARTIR DE 26/11/2019, OBSERVADAS AS CONDICOES LEGAIS