DE3885701D1 - Mit Blättern versehenes Rotoraggregat. - Google Patents

Mit Blättern versehenes Rotoraggregat.

Info

Publication number
DE3885701D1
DE3885701D1 DE88308803T DE3885701T DE3885701D1 DE 3885701 D1 DE3885701 D1 DE 3885701D1 DE 88308803 T DE88308803 T DE 88308803T DE 3885701 T DE3885701 T DE 3885701T DE 3885701 D1 DE3885701 D1 DE 3885701D1
Authority
DE
Germany
Prior art keywords
rotor assembly
bladed rotor
bladed
assembly
rotor
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE88308803T
Other languages
English (en)
Inventor
Michael William Trott
Gilbert Andrew Turner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dowty Rotol Ltd
Original Assignee
Dowty Rotol Ltd
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 Dowty Rotol Ltd filed Critical Dowty Rotol Ltd
Application granted granted Critical
Publication of DE3885701D1 publication Critical patent/DE3885701D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Turbines (AREA)
  • Hydraulic Motors (AREA)
DE88308803T 1987-10-03 1988-09-22 Mit Blättern versehenes Rotoraggregat. Expired - Lifetime DE3885701D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878723246A GB8723246D0 (en) 1987-10-03 1987-10-03 Bladed rotor assemblies

Publications (1)

Publication Number Publication Date
DE3885701D1 true DE3885701D1 (de) 1993-12-23

Family

ID=10624753

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88308803T Expired - Lifetime DE3885701D1 (de) 1987-10-03 1988-09-22 Mit Blättern versehenes Rotoraggregat.

Country Status (4)

Country Link
US (1) US4863347A (de)
EP (1) EP0311276B1 (de)
DE (1) DE3885701D1 (de)
GB (1) GB8723246D0 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2099242C1 (ru) * 1996-10-17 1997-12-20 Йелстаун Корпорейшн Н.В. Воздушный винт изменяемого шага и способ измерения углового положения его лопастей
US5836743A (en) * 1997-10-22 1998-11-17 United Technologies Corporation Variable pitch counterweighted propeller system with releasable hydraulic pitchlock
US6016600A (en) * 1998-01-07 2000-01-25 Voith Hydro, Inc. Method of assembling a turbine runner situated in a water passageway
KR100834857B1 (ko) * 2006-12-18 2008-06-03 주식회사 디.에스.케이 가변피치 프로펠러 엑츄에이터의 피스톤 장치
GB201007564D0 (en) * 2010-05-06 2010-06-23 Rolls Royce Plc Back-up featherer
FR2964945B1 (fr) 2010-09-20 2012-10-19 Snecma Helice et systeme d'helices contrarotatives comprenant des moyens ameliores de limitation du calage, et turbomachine les comprenant
EP2444316B1 (de) * 2010-10-25 2016-02-17 MT-Propeller Entwicklung GmbH Hydraulischer Verstellpropeller
CN102765473B (zh) * 2012-08-13 2015-04-15 中国南方航空工业(集团)有限公司 螺旋桨变距用分油装置
FR3013325B1 (fr) 2013-11-20 2015-11-27 Snecma Dispositif d'alimentation en huile sous pression d'un actionneur lineaire de turbomachine
JP6605038B2 (ja) * 2015-03-05 2019-11-13 ワルトシラ ネザーランズ ベー フェー 海洋船舶における制御可能なピッチプロペラ構造の潤滑機能を構成する方法、及びそのための潤滑構造
PL226824B1 (pl) * 2015-09-07 2017-09-29 Gen Electric Układ isposób regulacji skoku smigła
US10393137B2 (en) 2016-02-12 2019-08-27 General Electric Company Method and system for integrated pitch control mechanism actuator hydraulic fluid transfer
US20170355447A1 (en) * 2016-06-10 2017-12-14 Gopro, Inc. Thrust-Dependent Variable Blade Pitch Propeller
US10472050B2 (en) * 2016-08-31 2019-11-12 Honeywell International Inc. Propeller pitch control actuation system
FR3130878A1 (fr) * 2021-12-20 2023-06-23 Safran Aircraft Engines Ensemble pour turbomachine comprenant un moyen de commande et un dispostif de transfert de fluide integre au moyen de commande

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA621981A (en) * 1961-06-13 G. Fairhurst Leonard Hydraulic pitch propellers
GB706338A (en) * 1951-04-02 1954-03-31 Dehavilland Aircraft Improvements in or relating to hydraulic pitch control mechanism for propellers
US2703148A (en) * 1952-03-06 1955-03-01 United Aircraft Corp Propeller pitch lock
US2918129A (en) * 1954-03-24 1959-12-22 Gen Motors Corp Propeller control system
US2869650A (en) * 1955-05-05 1959-01-20 Rotol Ltd Pitch lock valve for hydraulic variable pitch propellers
US3067825A (en) * 1956-12-18 1962-12-11 Dowty Rotol Ltd Coarse pitch conduit valve and operator for hydraulic variable pitch propellers
GB828858A (en) * 1957-02-26 1960-02-24 Bristol Aero Engines Ltd Improvements in or relating to control systems for variable pitch propellers
GB828942A (en) * 1957-04-18 1960-02-24 Ernest Charles Hatcher Improvements relating to propellers or the like having variable-pitch blades
CH410822A (de) * 1963-04-29 1966-03-31 Karlstad Mekaniska Ab Verstelleinrichtung an Turbinen, Pumpen oder Propellern
US3389641A (en) * 1966-10-24 1968-06-25 United Aircraft Corp Hydraulic control mechanism with hydraulic delayed reset
NO123595B (de) * 1969-03-28 1971-12-13 Liaaen As A M
SE321160B (de) * 1969-06-06 1970-02-23 B Almqvist
GB1478674A (en) * 1974-07-03 1977-07-06 Lips Bv Feathering controllable pitch propeller
GB2180892B (en) * 1985-09-28 1990-03-07 Dowty Rotol Ltd A control system for a bladed rotor assembly
GB8609554D0 (en) * 1986-04-18 1986-05-21 Dowty Rotol Ltd Bladed rotor assembly

Also Published As

Publication number Publication date
GB8723246D0 (en) 1987-11-04
EP0311276A3 (en) 1990-05-16
EP0311276A2 (de) 1989-04-12
US4863347A (en) 1989-09-05
EP0311276B1 (de) 1993-11-18

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Legal Events

Date Code Title Description
8332 No legal effect for de