FR2192626A5 - - Google Patents

Info

Publication number
FR2192626A5
FR2192626A5 FR7324929A FR7324929A FR2192626A5 FR 2192626 A5 FR2192626 A5 FR 2192626A5 FR 7324929 A FR7324929 A FR 7324929A FR 7324929 A FR7324929 A FR 7324929A FR 2192626 A5 FR2192626 A5 FR 2192626A5
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
FR7324929A
Other languages
French (fr)
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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
Priority to GB3157072A priority Critical patent/GB1430596A/en
Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC
Application granted granted Critical
Publication of FR2192626A5 publication Critical patent/FR2192626A5/fr
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3053Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3023Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D7/00Rotors with blades adjustable in operation; Control thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/26Rotors specially for elastic fluids
    • F04D29/32Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322Blade mountings
    • F04D29/323Blade mountings adjustable
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00Application
    • F05D2220/30Application in turbines
    • F05D2220/36Application in turbines specially adapted for the fan of turbofan engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/60Assembly methods
    • F05D2230/64Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
FR7324929A 1972-07-06 1973-07-06 Expired FR2192626A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3157072A GB1430596A (en) 1972-07-06 1972-07-06 Multi-bladed fans

Publications (1)

Publication Number Publication Date
FR2192626A5 true FR2192626A5 (en) 1974-02-08

Family

ID=10325101

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7324929A Expired FR2192626A5 (en) 1972-07-06 1973-07-06

Country Status (5)

Country Link
US (1) US3860361A (en)
JP (1) JPS558680B2 (en)
DE (1) DE2333274A1 (en)
FR (1) FR2192626A5 (en)
GB (1) GB1430596A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2611821A1 (en) * 1987-03-03 1988-09-09 Rolls Royce Plc Blower housing and arrangement for mounting and disassembly of blower blades
EP0362886A2 (en) * 1988-10-07 1990-04-11 United Technologies Corporation Pinned airfoil propeller assembly
FR2638418A1 (en) * 1988-06-02 1990-05-04 Gen Electric DEVICE FOR ASSEMBLING THE FINES OF A PROPELLER
WO2014044970A1 (en) * 2012-09-24 2014-03-27 Snecma System for holding blades and assembly method

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984194A (en) * 1974-04-12 1976-10-05 Aktiebolaget Svenska Flaktfabriken Axial flow fans
US4047840A (en) * 1975-05-29 1977-09-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Impact absorbing blade mounts for variable pitch blades
US4045149A (en) * 1976-02-03 1977-08-30 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Platform for a swing root turbomachinery blade
US4019832A (en) * 1976-02-27 1977-04-26 General Electric Company Platform for a turbomachinery blade
US4130381A (en) * 1977-06-08 1978-12-19 Levin Efim M Impeller of axial-flow fan
US4227129A (en) * 1979-01-29 1980-10-07 Spin Physics, Inc. Apparatus for detecting the speed of an electric motor
JPS6316486B2 (en) * 1980-07-30 1988-04-08 Kanai Hiroyuki
CH659851A5 (en) * 1981-06-05 1987-02-27 Escher Wyss Ag Turbine.
JPH0418658B2 (en) * 1982-05-20 1992-03-27 Tokyo Shibaura Electric Co
WO1986004385A1 (en) * 1985-01-24 1986-07-31 Sundstrand Corporation Ram air turbine
DE3818466C1 (en) * 1988-05-31 1989-12-21 Mtu Muenchen Gmbh
US5165856A (en) * 1988-06-02 1992-11-24 General Electric Company Fan blade mount
US5022825A (en) * 1988-10-07 1991-06-11 United Technologies Corporation Pitch retention member
US5022824A (en) * 1988-10-07 1991-06-11 United Technologies Corporation Pinned airfoil propeller blade
FR2654773B1 (en) * 1989-11-22 1992-02-14 Snecma Axial flow turbomachine rotor.
US5277548A (en) * 1991-12-31 1994-01-11 United Technologies Corporation Non-integral rotor blade platform
US5368444A (en) * 1993-08-30 1994-11-29 General Electric Company Anti-fretting blade retention means
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
ITBA20010002A1 (en) * 2001-01-11 2002-07-11 Paolo Pietricola variable pitch fan.
US6682308B1 (en) 2002-08-01 2004-01-27 Kaz, Inc. Fan with adjustable mount
US8662846B2 (en) 2010-09-14 2014-03-04 General Electric Company Bidirectional fan having self-adjusting vane
WO2014182546A2 (en) * 2013-05-09 2014-11-13 United Technologies Corporation Turbofan engine front section
WO2015012923A2 (en) * 2013-05-09 2015-01-29 United Technologies Corporation Turbofan engine front section
US10288083B2 (en) 2015-11-16 2019-05-14 General Electric Company Pitch range for a variable pitch fan
FR3053725B1 (en) * 2016-07-07 2020-04-24 Safran Aircraft Engines Airplane turbomachine with mobile blades in beats and steps

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2344266A (en) * 1941-06-27 1944-03-14 Reissner Hans Aircraft propeller construction
US2436087A (en) * 1944-12-04 1948-02-17 Ernest H Benson Cooling fan for aircraft engines
US2587247A (en) * 1948-05-28 1952-02-26 Estey M Turner Twin blade mounting for fans and propellers
GB750397A (en) * 1951-12-10 1956-06-13 Power Jets Res & Dev Ltd Damped turbine and dynamic compressor blades
US2990156A (en) * 1956-08-17 1961-06-27 Gen Electric Blade damping means
US2944787A (en) * 1957-03-20 1960-07-12 United Aircraft Corp Compressor blade limit stops
NL288322A (en) * 1962-05-16

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2611821A1 (en) * 1987-03-03 1988-09-09 Rolls Royce Plc Blower housing and arrangement for mounting and disassembly of blower blades
FR2638418A1 (en) * 1988-06-02 1990-05-04 Gen Electric DEVICE FOR ASSEMBLING THE FINES OF A PROPELLER
EP0362886A2 (en) * 1988-10-07 1990-04-11 United Technologies Corporation Pinned airfoil propeller assembly
EP0362886A3 (en) * 1988-10-07 1990-08-29 United Technologies Corporation Pinned airfoil propeller assembly pinned airfoil propeller assembly
WO2014044970A1 (en) * 2012-09-24 2014-03-27 Snecma System for holding blades and assembly method
FR2995948A1 (en) * 2012-09-24 2014-03-28 Snecma Aub retention system and assembly method
GB2521329A (en) * 2012-09-24 2015-06-17 Snecma System for holding blades and assembly method
GB2521329B (en) * 2012-09-24 2016-08-03 Snecma System for holding blades and assembly method
US9903375B2 (en) 2012-09-24 2018-02-27 Snecma System for holding blades and assembly method

Also Published As

Publication number Publication date
GB1430596A (en) 1976-03-31
US3860361A (en) 1975-01-14
DE2333274A1 (en) 1974-01-24
JPS558680B2 (en) 1980-03-05
JPS4944307A (en) 1974-04-26

Similar Documents

Publication Publication Date Title
DE2347682C2 (en)
FR2172412B1 (en)
FR2175945B1 (en)
FR2179156B1 (en)
JPS4981549A (en)
FR2209716B1 (en)
JPS4994712A (en)
JPS49102777A (en)
NO131744C (en)
JPS4945266A (en)
JPS5313129B2 (en)
JPS5442309B2 (en)
JPS4915977A (en)
JPS4921227A (en)
FR2169126A1 (en)
JPS505434A (en)
FR2209606B1 (en)
JPS4892044A (en)
JPS50123848A (en)
FR2167801A1 (en)
JPS4894136A (en)
DE2226990C3 (en)
DE2348999B2 (en)
FR2208731A1 (en)
FR2211295A1 (en)

Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
ST Notification of lapse