ATE529333T1 - Kontrolliertes betätigungssystem zum sperren der verstellung eines propellers - Google Patents

Kontrolliertes betätigungssystem zum sperren der verstellung eines propellers

Info

Publication number
ATE529333T1
ATE529333T1 AT07250959T AT07250959T ATE529333T1 AT E529333 T1 ATE529333 T1 AT E529333T1 AT 07250959 T AT07250959 T AT 07250959T AT 07250959 T AT07250959 T AT 07250959T AT E529333 T1 ATE529333 T1 AT E529333T1
Authority
AT
Austria
Prior art keywords
pitchlock
propeller
initiate
commanded
solenoid valve
Prior art date
Application number
AT07250959T
Other languages
English (en)
Inventor
Peter J Dowd
Paul A Carvalho
Robert H Perkinson
Original Assignee
Hamilton Sundstrand Corp
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 Hamilton Sundstrand Corp filed Critical Hamilton Sundstrand Corp
Application granted granted Critical
Publication of ATE529333T1 publication Critical patent/ATE529333T1/de

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
    • B64C11/303—Blade pitch-changing mechanisms characterised by comprising a governor
    • 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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • B64C11/385—Blade pitch-changing mechanisms fluid, e.g. hydraulic comprising feathering, braking or stopping systems
    • 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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • B64C11/40—Blade pitch-changing mechanisms fluid, e.g. hydraulic automatic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D27/02—Aircraft characterised by the type or position of power plants
    • B64D27/026—Aircraft characterised by the type or position of power plants comprising different types of power plants, e.g. combination of a piston engine and a gas-turbine

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transmission Devices (AREA)
  • Vehicle Body Suspensions (AREA)
  • Regulating Braking Force (AREA)
AT07250959T 2006-03-08 2007-03-08 Kontrolliertes betätigungssystem zum sperren der verstellung eines propellers ATE529333T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/370,344 US8545178B2 (en) 2006-03-08 2006-03-08 Controlled propeller pitch lock actuation system

Publications (1)

Publication Number Publication Date
ATE529333T1 true ATE529333T1 (de) 2011-11-15

Family

ID=38117227

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07250959T ATE529333T1 (de) 2006-03-08 2007-03-08 Kontrolliertes betätigungssystem zum sperren der verstellung eines propellers

Country Status (4)

Country Link
US (1) US8545178B2 (de)
EP (1) EP1832509B1 (de)
AT (1) ATE529333T1 (de)
ES (1) ES2374436T3 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8133027B2 (en) * 2008-07-14 2012-03-13 Hamilton Sundstrand Corporation Integrated actuator for a propeller system
DE102009045857A1 (de) * 2009-10-20 2011-04-21 Robert Bosch Gmbh Verfahren zur Herstellung einer Spindel für einen Spindeltrieb, Wälzgewindetrieb mit einer solchen Spindel und Verwendung des Wälzgewindetriebs
GB201000054D0 (en) * 2010-01-05 2010-02-17 Rolls Royce Plc Propeller assembly pitch change apparatus
GB201000144D0 (en) * 2010-01-07 2010-02-24 Rolls Royce Plc Pitch Change Apparatus
US8535007B2 (en) 2010-05-18 2013-09-17 Hamilton Sundstrand Corporation Hydraulic actuator locking device
CA2740452A1 (en) 2010-05-18 2011-11-18 Hamilton Sundstrand Corporation Counter-rotating open-rotor (cror)
US8784055B2 (en) * 2010-11-30 2014-07-22 Hamilton Sundstrand Corporation Propeller pitchlock un-locking device
WO2013066475A2 (en) * 2011-08-19 2013-05-10 Aerovironment, Inc. System for protecting a rotatable shaft of a motor from excessive bending moments
US9086035B2 (en) * 2012-01-20 2015-07-21 Hamilton Sundstrand Corporation Integrated thrust reverser actuator and variable area fan nozzle actuator
FR2997724B1 (fr) 2012-11-06 2014-11-21 Snecma Dispositif de commande du calage des pales, et helice
FR2998867B1 (fr) * 2012-12-05 2016-12-23 Snecma Dispositif d'alimentation et de repartition de fluide
US9381997B2 (en) 2013-08-13 2016-07-05 Hamilton Sundstrand Corporation Propeller pitchlock system with a rotating interface
CA2925352C (en) * 2013-10-07 2018-09-04 Ge Aviation Systems Limited Pitch control assembly
US9771878B2 (en) 2015-10-19 2017-09-26 General Electric Company Thrust scheduling method for variable pitch fan engines and turbo-shaft, turbo-propeller engines
US10533436B2 (en) * 2015-11-04 2020-01-14 General Electric Company Centerline-mounted hydraulic pitch change mechanism actuator
US10683082B2 (en) 2016-04-29 2020-06-16 Ratier-Figeac Sas Hydraulic actuation systems
US11312476B2 (en) 2017-09-25 2022-04-26 Woodward, Inc. Propeller control unit
US10899433B2 (en) * 2018-07-10 2021-01-26 Pratt & Whitney Canada Corp. System and method for feathering an aircraft propeller
IT201900003999A1 (it) 2019-03-19 2020-09-19 Ge Avio Srl Valvola di comando combinato per sovra-velocita', messa in bandiera ed abilitazione di inversione per un gruppo elica
US20200324877A1 (en) * 2019-04-09 2020-10-15 Pratt & Whitney Canada Corp. Method and system for feathering a propeller
CN110285313A (zh) * 2019-06-28 2019-09-27 哈尔滨理工大学 一种机械专业滑动锁定安全装置
US11097832B2 (en) 2019-09-10 2021-08-24 Hamilton Sundstrand Corporation Dual actuator hydraulic pitch-lock propeller system
CN112429204B (zh) * 2020-11-20 2025-10-17 惠阳航空螺旋桨有限责任公司 一种电机驱动变距的螺旋桨
WO2023247906A1 (fr) 2022-06-22 2023-12-28 Safran Aircraft Engines Mecanisme de changement de pas avec verin entourant un palier de transfert de fluide
CN119604455A (zh) 2022-06-22 2025-03-11 赛峰飞机发动机公司 具有包括行星滚子螺钉的桨距锁定装置的桨距改变机构
FR3137062B1 (fr) 2022-06-22 2024-05-17 Safran Aircraft Engines Mecanisme de changement de pas avec dispositif de verrouillage de pas comprenant une vis a rouleaux satellites
US12601271B2 (en) 2022-10-21 2026-04-14 General Electric Company Variable pitch fan of a gas turbine engine
FR3141442B1 (fr) 2022-10-28 2025-03-07 Safran Aircraft Engines Mécanisme de changement de pas avec dispositif de verrouillage de pas en porte-à-faux
FR3141441B1 (fr) 2022-10-28 2025-04-11 Safran Aircraft Engines Mécanisme de changement de pas à cinématique inversée
FR3141443B1 (fr) 2022-10-28 2025-04-04 Safran Aircraft Engines Mécanisme de changement de pas avec vérin de commande et dispositif de verrouillage de pas hors des chambres du vérin
IT202300000423A1 (it) * 2023-01-13 2024-07-13 Ge Avio Srl Sistema di bloccaggio del passo
FR3145341B1 (fr) * 2023-02-01 2025-10-10 Safran Aircraft Engines Mécanisme de changement de pas avec dispositif de verrouillage
US12595767B2 (en) 2023-11-27 2026-04-07 General Electric Company Systems and methods for engine wear reduction
EP4624325A1 (de) 2024-03-27 2025-10-01 Ratier-Figeac SAS Pitchregelungssystem

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2958382A (en) * 1954-04-20 1960-11-01 Gen Motors Corp Locking means for pitch changing motor
US2806383A (en) * 1955-03-04 1957-09-17 Gen Motors Corp Actuator assembly
US4023432A (en) * 1975-12-15 1977-05-17 Keystone International, Inc. Actuator having universal-type joint assembly
US4523891A (en) 1983-06-15 1985-06-18 United Technologies Corporation Propeller pitch change actuation system
US4753572A (en) * 1986-10-02 1988-06-28 United Technologies Corporation Propeller pitch change actuation system
US5141399A (en) 1990-10-18 1992-08-25 United Technologies Corporation Pitch change control system
US5186608A (en) 1991-10-25 1993-02-16 United Technologies Corporation Hydraulic low pitch switch for propeller pitch change system
US5836743A (en) * 1997-10-22 1998-11-17 United Technologies Corporation Variable pitch counterweighted propeller system with releasable hydraulic pitchlock
GB9911150D0 (en) * 1999-05-14 1999-07-14 Lucas Ind Plc Screw actuator
GB0112984D0 (en) * 2001-05-30 2001-07-18 Lucas Industries Ltd Screw actuator
EP1283384A3 (de) * 2001-08-09 2004-08-11 Smiths Wolverhampton Limited Sicherungsmutter für eine Kugelumlaufspindel
FR2844325B1 (fr) * 2002-09-11 2004-11-19 Trw Sys Aeronautiques Civil Detection par pion electrifie de transfert de charge sur ecrou secondaire dans un verin a vis

Also Published As

Publication number Publication date
US20070212220A1 (en) 2007-09-13
EP1832509B1 (de) 2011-10-19
ES2374436T3 (es) 2012-02-16
EP1832509A3 (de) 2010-02-10
US8545178B2 (en) 2013-10-01
EP1832509A2 (de) 2007-09-12

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