FR2083309A7 - - Google Patents

Info

Publication number
FR2083309A7
FR2083309A7 FR7108937A FR7108937A FR2083309A7 FR 2083309 A7 FR2083309 A7 FR 2083309A7 FR 7108937 A FR7108937 A FR 7108937A FR 7108937 A FR7108937 A FR 7108937A FR 2083309 A7 FR2083309 A7 FR 2083309A7
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
FR7108937A
Other languages
French (fr)
Other versions
FR2083309B3 (OSRAM
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.)
Aerojet Rocketdyne Inc
Original Assignee
Aerojet General 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 Aerojet General Corp filed Critical Aerojet General Corp
Application granted granted Critical
Publication of FR2083309A7 publication Critical patent/FR2083309A7/fr
Publication of FR2083309B3 publication Critical patent/FR2083309B3/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K3/00—Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like
    • B21K3/04—Making engine or like machine parts not covered by sub-groups of B21K1/00; Making propellers or the like blades, e.g. for turbines; Upsetting of blade roots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/04—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass turbine or like blades from several pieces
    • 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
    • F01D5/14—Form or construction
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S29/00—Metal working
    • Y10S29/048—Welding with other step
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
FR7108937A 1970-03-16 1971-03-15 Expired FR2083309B3 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1989770A 1970-03-16 1970-03-16

Publications (2)

Publication Number Publication Date
FR2083309A7 true FR2083309A7 (OSRAM) 1971-12-17
FR2083309B3 FR2083309B3 (OSRAM) 1973-12-28

Family

ID=21795624

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7108937A Expired FR2083309B3 (OSRAM) 1970-03-16 1971-03-15

Country Status (3)

Country Link
US (1) US3628226A (OSRAM)
DE (1) DE2112636A1 (OSRAM)
FR (1) FR2083309B3 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493205A1 (fr) * 1980-11-03 1982-05-07 Gen Electric Procede de fabrication d'un objet creux
EP0194883A3 (en) * 1985-03-13 1989-01-18 Westinghouse Electric Corporation Fabricated blade with spanwise cooling passages for gas turbine

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736638A (en) * 1971-04-07 1973-06-05 United Aircraft Corp Method for bonding opposed parts of a hollow article together
US3869775A (en) * 1971-09-28 1975-03-11 Albert C Smith Liquid propulsion apparatus and method of fabrication
US3866305A (en) * 1972-08-14 1975-02-18 Tool Research & Engineering Co Internally stiffened contoured shell structure and method for fabricating same
US3936920A (en) * 1972-08-14 1976-02-10 Tre Corporation Aerodynamic shell structure with fittings and method for fabricating same
US4013210A (en) * 1972-08-21 1977-03-22 Czeslaw Deminet Method of diffusion bonding
GB1427155A (en) * 1972-08-21 1976-03-10 Osborn Steels Ltd Production of turbine and compressor blades
US3953147A (en) * 1974-06-27 1976-04-27 General Motors Corporation Fluid dynamic machine
US4286924A (en) * 1978-01-14 1981-09-01 Rolls-Royce Limited Rotor blade or stator vane for a gas turbine engine
JPS56156403A (en) * 1980-05-06 1981-12-03 Mitsubishi Heavy Ind Ltd Method of producing air-cooled blade
GB2081742B (en) * 1980-07-17 1983-07-20 Rolls Royce Manufacture of articles having internal passages by electromachining
US5152059A (en) * 1980-09-19 1992-10-06 Rolls-Royce Plc Manufacture of cooled aerofoil blades
US4472866A (en) * 1982-03-01 1984-09-25 Trw Inc. Method of making an airfoil
US4583274A (en) * 1982-03-01 1986-04-22 Trw Inc. Method of making an airfoil
DE3339751A1 (de) * 1983-11-03 1985-05-15 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Fuegeverfahren
US4595444A (en) * 1983-11-14 1986-06-17 United Technologies Corporation Isostatic die and method for assembly of skeletal structures
DE3632640A1 (de) * 1986-09-25 1988-06-01 Agfa Gevaert Ag Verfahren zur herstellung eines spritzgiesswerkzeugs
DE3632574A1 (de) * 1986-09-25 1988-04-21 Agfa Gevaert Ag Verfahren zur herstellung eines spritzgiesswerkzeuges
US5063662A (en) * 1990-03-22 1991-11-12 United Technologies Corporation Method of forming a hollow blade
EP0448339B1 (en) * 1990-03-22 1994-03-02 United Technologies Corporation Method of forming a hollow blade
US5072871A (en) * 1990-06-27 1991-12-17 Compressor Components Textron Inc. Method of making hollow articles
US5099573A (en) * 1990-06-27 1992-03-31 Compressor Components Textron Inc. Method of making hollow articles
US5083371A (en) * 1990-09-14 1992-01-28 United Technologies Corporation Hollow metal article fabrication
US5130084A (en) * 1990-12-24 1992-07-14 United Technologies Corporation Powder forging of hollow articles
US5246340A (en) * 1991-11-19 1993-09-21 Allied-Signal Inc. Internally cooled airfoil
FR2695163B1 (fr) * 1992-09-02 1994-10-28 Snecma Aube creuse pour turbomachine et son procédé de fabrication.
US5439354A (en) * 1993-06-15 1995-08-08 General Electric Company Hollow airfoil impact resistance improvement
US5469618A (en) * 1993-12-06 1995-11-28 General Electric Company Method for manufacturing hollow airfoils (two-piece concept)
US5419040A (en) * 1994-04-29 1995-05-30 United Technologies Corporation Hollow fan blade fabrication
US5503532A (en) * 1994-11-14 1996-04-02 General Electric Company Diffusion bonded airfoil and method
GB2306353B (en) * 1995-10-28 1998-10-07 Rolls Royce Plc A method of manufacturing a blade
US6155783A (en) * 1998-05-20 2000-12-05 Voith Siemens Hydro Power Generation, Inc. Hollow blade for hydraulic turbine or pump
RU2176335C2 (ru) * 1999-02-16 2001-11-27 Открытое акционерное общество Самарский научно-технический комплекс им. Н.Д. Кузнецова Способ изготовления лопатки осевого компрессора
FR2794167B1 (fr) 1999-05-28 2001-06-22 Snecma Aube creuse pour turbomachine et son procede de fabrication
US6464129B2 (en) * 2000-12-22 2002-10-15 Triumph Group, Inc. Method of diffusion bonding superalloy components
ITBO20010180A1 (it) * 2001-03-27 2002-09-27 Jobs Spa Procedimento ed apparecchiatura per la realizzazione di manufatti di spessore determinato
EP1283325A1 (de) * 2001-08-09 2003-02-12 Siemens Aktiengesellschaft Schaufel einer Strömungsmaschine und Verfahren zur Herstellung einer solchen Schaufel
US6705011B1 (en) 2003-02-10 2004-03-16 United Technologies Corporation Turbine element manufacture
GB0307039D0 (en) * 2003-03-26 2003-04-30 Rolls Royce Plc A compressor blade
US7334333B2 (en) * 2004-01-26 2008-02-26 United Technologies Corporation Method for making a hollow fan blade with machined internal cavities
US7070391B2 (en) * 2004-01-26 2006-07-04 United Technologies Corporation Hollow fan blade for gas turbine engine
US7052238B2 (en) * 2004-01-26 2006-05-30 United Technologies Corporation Hollow fan blade for gas turbine engine
US7083388B2 (en) * 2004-04-29 2006-08-01 United Technologies Corporation Double near-net forging of article
US7458780B2 (en) * 2005-08-15 2008-12-02 United Technologies Corporation Hollow fan blade for gas turbine engine
GB0522121D0 (en) * 2005-10-29 2005-12-07 Rolls Royce Plc A blade
US7993105B2 (en) * 2005-12-06 2011-08-09 United Technologies Corporation Hollow fan blade for gas turbine engine
DE102007039175A1 (de) * 2007-08-20 2009-07-02 Rolls-Royce Deutschland Ltd & Co Kg Gasturbinenschaufel
ITCO20120059A1 (it) * 2012-12-13 2014-06-14 Nuovo Pignone Srl Metodi per produrre pale cave sagomate in 3d di turbomacchine mediante produzione additiva, pale cave di turbomacchina e turbomacchine
WO2015047698A1 (en) 2013-09-24 2015-04-02 United Technologies Corporation Bonded multi-piece gas turbine engine component
EP3080401B1 (en) 2013-11-08 2020-10-14 United Technologies Corporation Bonded multi-piece gas turbine engine component
GB2530553A (en) * 2014-09-26 2016-03-30 Rolls Royce Plc Fan blade and method of manufacture
US10808542B2 (en) * 2019-01-11 2020-10-20 Raytheon Technologies Corporation Method of forming gas turbine engine components
CN115740719A (zh) * 2022-11-14 2023-03-07 中国航发沈阳黎明航空发动机有限责任公司 一种腔体结构件对开扩散焊接头及焊接方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2807437A (en) * 1952-05-01 1957-09-24 Thompson Prod Inc Method for making intricate hollow powder metal parts
US2787049A (en) * 1952-05-23 1957-04-02 Stalkcr Dev Company Process of fabricating blades for turbines, compressors and the like
US3106014A (en) * 1959-02-18 1963-10-08 Continental Can Co Production of laminate composite material by roll bonding procedures
GB938189A (en) * 1960-10-29 1963-10-02 Ruston & Hornsby Ltd Improvements in the construction of turbine and compressor blade elements
US3193919A (en) * 1961-05-26 1965-07-13 Jr Thomas P M Rouse Method of fabricating pressure vessels

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493205A1 (fr) * 1980-11-03 1982-05-07 Gen Electric Procede de fabrication d'un objet creux
EP0194883A3 (en) * 1985-03-13 1989-01-18 Westinghouse Electric Corporation Fabricated blade with spanwise cooling passages for gas turbine

Also Published As

Publication number Publication date
DE2112636A1 (de) 1971-10-07
US3628226A (en) 1971-12-21
FR2083309B3 (OSRAM) 1973-12-28

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Legal Events

Date Code Title Description
ST Notification of lapse