DE2619531A1 - Steuereinrichtung zur aenderung der steigung von geblaesefluegeln - Google Patents

Steuereinrichtung zur aenderung der steigung von geblaesefluegeln

Info

Publication number
DE2619531A1
DE2619531A1 DE19762619531 DE2619531A DE2619531A1 DE 2619531 A1 DE2619531 A1 DE 2619531A1 DE 19762619531 DE19762619531 DE 19762619531 DE 2619531 A DE2619531 A DE 2619531A DE 2619531 A1 DE2619531 A1 DE 2619531A1
Authority
DE
Germany
Prior art keywords
fan
cylindrical
tubular
shaft
coaxial
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.)
Pending
Application number
DE19762619531
Other languages
German (de)
English (en)
Inventor
Pierre Belliere
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.)
Ratier Forest SA
Original Assignee
Ratier Forest SA
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 Ratier Forest SA filed Critical Ratier Forest SA
Publication of DE2619531A1 publication Critical patent/DE2619531A1/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B64C11/32—Blade pitch-changing mechanisms mechanical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE19762619531 1975-04-30 1976-04-29 Steuereinrichtung zur aenderung der steigung von geblaesefluegeln Pending DE2619531A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7513500A FR2309744A1 (fr) 1975-04-30 1975-04-30 Dispositif de commande de variation du pas des pales d'un ventilateur

Publications (1)

Publication Number Publication Date
DE2619531A1 true DE2619531A1 (de) 1976-11-18

Family

ID=9154644

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762619531 Pending DE2619531A1 (de) 1975-04-30 1976-04-29 Steuereinrichtung zur aenderung der steigung von geblaesefluegeln

Country Status (3)

Country Link
US (1) US4061440A (enExample)
DE (1) DE2619531A1 (enExample)
FR (1) FR2309744A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994128A (en) * 1975-05-21 1976-11-30 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Dual output variable pitch turbofan actuation system
US4348156A (en) * 1980-03-17 1982-09-07 United Technologies Corporation Blade pitch actuation system
US4523891A (en) * 1983-06-15 1985-06-18 United Technologies Corporation Propeller pitch change actuation system
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
US4750862A (en) * 1986-11-28 1988-06-14 United Technologies Corporation Modular propeller blade pitch actuation system
US5205712A (en) * 1991-05-13 1993-04-27 Allied-Signal Inc. Variable pitch fan gas turbine engine
US5282719A (en) * 1991-05-13 1994-02-01 Alliedsignal Inc. Quad mode fan pitch actuation system for a gas turbine engine
GB2465575A (en) * 2008-11-21 2010-05-26 Rolls Royce Plc Displacement measurement / rotor blade pitch measurement arrangement
US8535007B2 (en) 2010-05-18 2013-09-17 Hamilton Sundstrand Corporation Hydraulic actuator locking device
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
DE102012015358A1 (de) * 2012-08-06 2014-02-06 Norbert Kuhn Axial-Ventilator
GB201515929D0 (en) * 2015-09-09 2015-10-21 Rolls Royce Plc Amechanism
FR3055308B1 (fr) * 2016-08-26 2018-08-17 Safran Aircraft Engines Moyen de commande d'un systeme de changement de pas comprenant un dispositif anti-rotation, systeme de changement de pas equipe dudit moyen de commande et turbomachine correspondante
CN109869459B (zh) * 2019-03-06 2020-06-16 厦门大学 一种液压自平衡均压调节装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1982284A (en) * 1932-08-27 1934-11-27 Aero Engineering Corp Propeller control mechanism
FR772115A (fr) * 1934-04-20 1934-10-23 Hélice à pas variable réglable en marche
US2440046A (en) * 1936-11-26 1948-04-20 Hautier Camille Reversible propeller with variable pitch
US2679299A (en) * 1950-05-06 1954-05-25 Sr Malcolm J Kelson Reversible pitch propeller
US2954830A (en) * 1954-05-27 1960-10-04 Cooper Bessemer Corp Propeller pitch control mechanism
US2993543A (en) * 1957-07-30 1961-07-25 United Aircraft Corp Multiple-area hydraulic motor
GB1375988A (en) * 1971-12-11 1974-12-04 Rolls Royce Pitch varying mechanism for variable pitch fan
GB1420625A (en) * 1972-08-10 1976-01-07 Rolls Royce Pitch varying mechanism for a variable pitch fan or propeller
GB1451069A (en) * 1973-02-17 1976-09-29 Dowty Rotol Ltd Fans suitable for gas turbine ducted-fan engines
US3873235A (en) * 1973-10-01 1975-03-25 Gen Electric Variable pitch turbofan engine
US3922852A (en) * 1973-10-17 1975-12-02 Gen Electric Variable pitch fan for gas turbine engine
US3900274A (en) * 1974-06-25 1975-08-19 Gen Electric Remote controlled actuation system for the rotor of a gas turbine engine

Also Published As

Publication number Publication date
US4061440A (en) 1977-12-06
FR2309744A1 (fr) 1976-11-26
FR2309744B1 (enExample) 1979-06-08

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
OGA New person/name/address of the applicant
OB Request for examination as to novelty
OC Search report available
OHJ Non-payment of the annual fee