FR2046294A5 - - Google Patents

Info

Publication number
FR2046294A5
FR2046294A5 FR7014485A FR7014485A FR2046294A5 FR 2046294 A5 FR2046294 A5 FR 2046294A5 FR 7014485 A FR7014485 A FR 7014485A FR 7014485 A FR7014485 A FR 7014485A FR 2046294 A5 FR2046294 A5 FR 2046294A5
Authority
FR
France
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
Application number
FR7014485A
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 FR2046294A5 publication Critical patent/FR2046294A5/fr
Expired legal-status Critical Current

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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • 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
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Multiple-Way Valves (AREA)
FR7014485A 1969-04-21 1970-04-21 Expired FR2046294A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2013569 1969-04-21

Publications (1)

Publication Number Publication Date
FR2046294A5 true FR2046294A5 (fr) 1971-03-05

Family

ID=10140947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7014485A Expired FR2046294A5 (fr) 1969-04-21 1970-04-21

Country Status (3)

Country Link
US (1) US3647320A (fr)
FR (1) FR2046294A5 (fr)
GB (1) GB1296061A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2218241A1 (fr) * 1973-02-21 1974-09-13 United Aircraft Corp
FR3032422A1 (fr) * 2015-02-06 2016-08-12 Snecma Dispositif de calage de pas de pale

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3844681A (en) * 1973-02-13 1974-10-29 L Stankevich Runner of hydraulic machine having rotatable blades
US3902822A (en) * 1973-02-21 1975-09-02 United Aircraft Corp Modular gearbox for a variable pitch fan propulsor
US4660437A (en) * 1985-08-07 1987-04-28 Sundstrand Corporation Differential gear box
US4968217A (en) * 1989-09-06 1990-11-06 Rolls-Royce Plc Variable pitch arrangement for a gas turbine engine
US5156648A (en) * 1990-07-09 1992-10-20 General Electric Company Prop-fan pitch-change mechanism
US5174716A (en) * 1990-07-23 1992-12-29 General Electric Company Pitch change mechanism
US5242265A (en) * 1990-07-23 1993-09-07 General Electric Company Aircraft pitch change mechanism
US5152668A (en) * 1990-07-23 1992-10-06 General Electric Company Pitch change mechanism for prop fans
US5154372A (en) * 1990-07-23 1992-10-13 General Electric Company Torque multiplier for aircraft propeller
US5154580A (en) * 1990-07-23 1992-10-13 General Electric Company Propeller pitch change mechanism
US6109871A (en) * 1997-03-31 2000-08-29 Horton, Inc. Integrated fan assembly with variable pitch blades
US6253716B1 (en) 1999-07-07 2001-07-03 Horton, Inc. Control system for cooling fan assembly having variable pitch blades
NO328590B1 (no) * 2008-07-03 2010-03-29 Hydra Tidal Energy Technology Innretning for regulering av turbinbladstigning
DE102009007013A1 (de) * 2009-01-31 2010-08-12 Deutsches Zentrum für Luft- und Raumfahrt e.V. Triebwerk, insbesondere CROR-Antrieb, für ein Flugzeug
RU2458262C2 (ru) * 2010-10-07 2012-08-10 Российская Федерация, от имени которой выступает Министерство промышленности и торговли (Минпромторг) России Поворотный гидроцилиндр со стопорением в начале и в конце хода
FR2992696B1 (fr) * 2012-06-28 2015-04-10 Eurocopter France Distributeur hydraulique, dispositif de reglage du pas de pales, aeronef muni d'un tel distributeur hydraulique
CN104149955B (zh) * 2014-07-28 2016-05-11 江苏科技大学 基于行星轮系的仿胸鳍推进装置
CN104196870B (zh) 2014-07-24 2016-10-12 江苏科技大学 一种大型柴油机十字头组件
US10060350B2 (en) * 2015-04-13 2018-08-28 United Technologies Corporation Nose cone assembly and method of circulating air in a gas turbine engine
DE102019134887A1 (de) * 2019-12-18 2021-06-24 Ie Assets Gmbh & Co. Kg Lüfterrad

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE728851C (de) * 1940-06-02 1942-12-04 Messerschmitt Boelkow Blohm Luftschrauben-Berstellgetriebe
US2490509A (en) * 1945-01-26 1949-12-06 Hydraulic Engineering Co Inc Rotary follow valve
US2462932A (en) * 1946-07-26 1949-03-01 United Aircraft Corp Pitch changing mechanism
US2628684A (en) * 1947-06-21 1953-02-17 Armstrong Siddeley Motors Ltd Control for constant-speed, variable-pitch propellers
US2745502A (en) * 1954-02-18 1956-05-15 Cooper Bessemer Corp Propeller pitch control mechanism
US2954830A (en) * 1954-05-27 1960-10-04 Cooper Bessemer Corp Propeller pitch control mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2218241A1 (fr) * 1973-02-21 1974-09-13 United Aircraft Corp
FR3032422A1 (fr) * 2015-02-06 2016-08-12 Snecma Dispositif de calage de pas de pale

Also Published As

Publication number Publication date
US3647320A (en) 1972-03-07
GB1296061A (fr) 1972-11-15

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Legal Events

Date Code Title Description
ST Notification of lapse