DE2757403A1 - Laufschaufel - Google Patents

Laufschaufel

Info

Publication number
DE2757403A1
DE2757403A1 DE19772757403 DE2757403A DE2757403A1 DE 2757403 A1 DE2757403 A1 DE 2757403A1 DE 19772757403 DE19772757403 DE 19772757403 DE 2757403 A DE2757403 A DE 2757403A DE 2757403 A1 DE2757403 A1 DE 2757403A1
Authority
DE
Germany
Prior art keywords
fibers
base material
blade according
rotor blade
core
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.)
Withdrawn
Application number
DE19772757403
Other languages
German (de)
English (en)
Inventor
Karl Michael Prewo
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.)
RTX Corp
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE2757403A1 publication Critical patent/DE2757403A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
    • C22C47/02—Pretreatment of the fibres or filaments
    • C22C47/06—Pretreatment of the fibres or filaments by forming the fibres or filaments into a preformed structure, e.g. using a temporary binder to form a mat-like element
    • C22C47/062—Pretreatment of the fibres or filaments by forming the fibres or filaments into a preformed structure, e.g. using a temporary binder to form a mat-like element from wires or filaments only
    • C22C47/068—Aligning wires
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
    • C22C47/02—Pretreatment of the fibres or filaments
    • C22C47/06—Pretreatment of the fibres or filaments by forming the fibres or filaments into a preformed structure, e.g. using a temporary binder to form a mat-like element
    • C22C47/062—Pretreatment of the fibres or filaments by forming the fibres or filaments into a preformed structure, e.g. using a temporary binder to form a mat-like element from wires or filaments only
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Composite Materials (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Laminated Bodies (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
DE19772757403 1976-12-27 1977-12-22 Laufschaufel Withdrawn DE2757403A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/754,668 US4111606A (en) 1976-12-27 1976-12-27 Composite rotor blade

Publications (1)

Publication Number Publication Date
DE2757403A1 true DE2757403A1 (de) 1978-06-29

Family

ID=25035800

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772757403 Withdrawn DE2757403A1 (de) 1976-12-27 1977-12-22 Laufschaufel

Country Status (9)

Country Link
US (1) US4111606A (enExample)
JP (1) JPS5383107A (enExample)
BE (1) BE862055A (enExample)
CA (1) CA1073819A (enExample)
DE (1) DE2757403A1 (enExample)
FR (1) FR2375441A1 (enExample)
GB (1) GB1539634A (enExample)
IL (1) IL53512A (enExample)
SE (1) SE424215B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326719A1 (de) * 2003-06-06 2004-12-23 Rolls-Royce Deutschland Ltd & Co Kg Verdichterschaufelfuß für Triebwerksschaufeln von Flugzeugtriebwerken

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4227857A (en) * 1977-08-19 1980-10-14 Textron, Inc. Composite flexural yoke for helicopters
US4589176A (en) * 1983-11-25 1986-05-20 Rockwell International Corporation Fiber-composite turbine blade and method for its construction
GB2166202B (en) * 1984-10-30 1988-07-20 Rolls Royce Hollow aerofoil blade
GB2167500B (en) * 1984-11-20 1988-05-18 Rolls Royce Rotor aerofoil blade containment
US4810167A (en) * 1986-12-08 1989-03-07 Hartzell Propeller Inc. Composite aircraft propeller blade
DE3718678A1 (de) * 1987-06-04 1988-12-22 Mtu Muenchen Gmbh Fasertechnische verdichterschaufel
US5112194A (en) * 1990-10-18 1992-05-12 United Technologies Corporation Composite blade having wear resistant tip
US5129787A (en) * 1991-02-13 1992-07-14 United Technologies Corporation Lightweight propulsor blade with internal spars and rigid base members
US5375978A (en) * 1992-05-01 1994-12-27 General Electric Company Foreign object damage resistant composite blade and manufacture
US5378110A (en) * 1992-09-14 1995-01-03 United Technologies Corporation Composite compressor rotor with removable airfoils
US5375324A (en) * 1993-07-12 1994-12-27 Flowind Corporation Vertical axis wind turbine with pultruded blades
US5449273A (en) * 1994-03-21 1995-09-12 United Technologies Corporation Composite airfoil leading edge protection
FR2723868B1 (fr) * 1994-08-24 1996-09-20 Snecma Procede d'obtention d'une piece circulaire metallique a aubes
US5636969A (en) * 1995-03-28 1997-06-10 Sikorsky Aircraft Corporation Torque tube/spar assembly for variable diameter helicopter rotors
FR2732406B1 (fr) * 1995-03-29 1997-08-29 Snecma Aube de turbomachine en materiau composite
US5876651A (en) * 1996-05-29 1999-03-02 United Technologies Corporation Method for forming a composite structure
DE19627860C1 (de) * 1996-07-11 1998-01-08 Mtu Muenchen Gmbh Schaufel für Strömungsmaschine mit metallischer Deckschicht
US5735673A (en) * 1996-12-04 1998-04-07 United Technologies Corporation Turbine engine rotor blade pair
US5725353A (en) * 1996-12-04 1998-03-10 United Technologies Corporation Turbine engine rotor disk
SE511439C2 (sv) 1997-06-16 1999-09-27 Amal Ab Förfarande för åstadkommande av en böjstyv, långsträckt kropp samt en anordning vid en böjstyv, långsträckt kropp
US6413051B1 (en) 2000-10-30 2002-07-02 General Electric Company Article including a composite laminated end portion with a discrete end barrier and method for making and repairing
SE528006C2 (sv) * 2004-12-23 2006-08-01 Volvo Aero Corp Statisk gasturbinkomponent och förfarande för reparation av en sådan komponent
GB2443482A (en) * 2006-11-02 2008-05-07 Smiths Group Plc Propeller blade retention
US7780420B1 (en) 2006-11-16 2010-08-24 Florida Turbine Technologies, Inc. Turbine blade with a foam metal leading or trailing edge
GB2448886B (en) 2007-05-01 2009-06-17 Rolls Royce Plc Turbomachine blade
US8956105B2 (en) * 2008-12-31 2015-02-17 Rolls-Royce North American Technologies, Inc. Turbine vane for gas turbine engine
US9556742B2 (en) * 2010-11-29 2017-01-31 United Technologies Corporation Composite airfoil and turbine engine
US8449784B2 (en) 2010-12-21 2013-05-28 United Technologies Corporation Method for securing a sheath to a blade
US8740571B2 (en) * 2011-03-07 2014-06-03 General Electric Company Turbine bucket for use in gas turbine engines and methods for fabricating the same
CH705171A1 (de) * 2011-06-21 2012-12-31 Alstom Technology Ltd Turbinenschaufel mit einem Schaufelblatt aus Verbundwerkstoff und Verfahren zum Herstellen davon.
GB201112870D0 (en) * 2011-07-27 2011-09-07 Rolls Royce Plc Composite aerofoil
WO2014143256A1 (en) * 2013-03-14 2014-09-18 United Technologies Corporation Frangible sheath for a fan blade of a gas turbine engine
US9506356B2 (en) * 2013-03-15 2016-11-29 Rolls-Royce North American Technologies, Inc. Composite retention feature
US10358929B2 (en) 2013-07-15 2019-07-23 United Technologies Corporation Composite airfoil
US10774660B2 (en) * 2013-10-14 2020-09-15 Raytheon Technologies Corporation Blade wedge attachment lay-up
DE102015223404B4 (de) * 2015-11-26 2019-01-31 Airbus Defence and Space GmbH Zugprobe, Verfahren zum Herstellen einer Zugprobe, Vorrichtung zur Durchführung eines Zugversuchs und Verfahren zur Durchführung eines Zugversuchs
US10400612B2 (en) 2015-12-18 2019-09-03 Rolls-Royce Corporation Fiber reinforced airfoil
CN107755668B (zh) * 2017-09-20 2020-03-17 上海交通大学 制备增强镍基高温合金复合材料单晶叶片的方法
US12241386B2 (en) * 2023-02-21 2025-03-04 General Electric Company Turbine engine airfoil with a woven core and woven layer
US12448891B2 (en) * 2023-03-13 2025-10-21 General Electric Company Turbine engine airfoil with a woven core
US11846192B1 (en) 2023-04-21 2023-12-19 General Electric Company Airfoil assembly with a trunnion and spar
US12078080B1 (en) 2023-04-21 2024-09-03 General Electric Company Airfoil assembly with a trunnion and spar
US12163445B1 (en) 2023-06-29 2024-12-10 General Electric Company Composite airfoil assembly having a dovetail
US12173622B1 (en) * 2023-10-13 2024-12-24 Rtx Corporation Composite blade with tapered root section

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3606667A (en) * 1968-09-27 1971-09-21 United Aircraft Corp Method of fabricating fiber-reinforced articles
US3572971A (en) * 1969-09-29 1971-03-30 Gen Electric Lightweight turbo-machinery blading
US3600103A (en) * 1969-10-06 1971-08-17 United Aircraft Corp Composite blade
DE2130995A1 (de) * 1970-06-23 1972-06-15 Monsanto Co Graphitfaser-Schichtverbundstoff
US3699623A (en) * 1970-10-20 1972-10-24 United Aircraft Corp Method for fabricating corrosion resistant composites
US3679324A (en) * 1970-12-04 1972-07-25 United Aircraft Corp Filament reinforced gas turbine blade
US3731360A (en) * 1971-04-07 1973-05-08 United Aircraft Corp Method of making a composite blade with an integrally attached root thereon
US3737250A (en) * 1971-06-16 1973-06-05 Us Navy Fiber blade attachment
GB1328167A (en) * 1971-06-18 1973-08-30 Rolls Royce Rotor blade for a gas turbine engine
US3762835A (en) * 1971-07-02 1973-10-02 Gen Electric Foreign object damage protection for compressor blades and other structures and related methods
US3886647A (en) * 1971-07-07 1975-06-03 Trw Inc Method of making erosion resistant articles
US3752600A (en) * 1971-12-09 1973-08-14 United Aircraft Corp Root pads for composite blades
US3756745A (en) * 1972-03-15 1973-09-04 United Aircraft Corp Composite blade root configuration
US3749518A (en) * 1972-03-15 1973-07-31 United Aircraft Corp Composite blade root configuration
FR2195255A5 (enExample) * 1972-08-04 1974-03-01 Snecma
US3795042A (en) * 1972-08-22 1974-03-05 United Aircraft Corp Method for producing composite materials
US3793700A (en) * 1972-09-01 1974-02-26 Gen Dynamics Corp Method of reshaping metal matrix composite material
US3942231A (en) * 1973-10-31 1976-03-09 Trw Inc. Contour formed metal matrix blade plies
US3900150A (en) * 1974-08-22 1975-08-19 United Aircraft Corp Duplex composite tape
US4006999A (en) * 1975-07-17 1977-02-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Leading edge protection for composite blades
US4022547A (en) * 1975-10-02 1977-05-10 General Electric Company Composite blade employing biased layup
US4000956A (en) * 1975-12-22 1977-01-04 General Electric Company Impact resistant blade
US4043703A (en) * 1975-12-22 1977-08-23 General Electric Company Impact resistant composite article comprising laminated layers of collimated filaments in a matrix wherein layer-layer bond strength is greater than collimated filament-matrix bond strength
US4051289A (en) * 1976-04-12 1977-09-27 General Electric Company Composite airfoil construction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326719A1 (de) * 2003-06-06 2004-12-23 Rolls-Royce Deutschland Ltd & Co Kg Verdichterschaufelfuß für Triebwerksschaufeln von Flugzeugtriebwerken

Also Published As

Publication number Publication date
FR2375441A1 (fr) 1978-07-21
CA1073819A (en) 1980-03-18
JPS5383107A (en) 1978-07-22
SE7714726L (sv) 1978-06-28
GB1539634A (en) 1979-01-31
IL53512A0 (en) 1978-03-10
FR2375441B1 (enExample) 1983-02-11
SE424215B (sv) 1982-07-05
US4111606A (en) 1978-09-05
IL53512A (en) 1979-10-31
BE862055A (fr) 1978-04-14

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee