FR2504828B1 - - Google Patents

Info

Publication number
FR2504828B1
FR2504828B1 FR7821574A FR7821574A FR2504828B1 FR 2504828 B1 FR2504828 B1 FR 2504828B1 FR 7821574 A FR7821574 A FR 7821574A FR 7821574 A FR7821574 A FR 7821574A FR 2504828 B1 FR2504828 B1 FR 2504828B1
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
FR7821574A
Other versions
FR2504828A1 (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
Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of FR2504828A1 publication Critical patent/FR2504828A1/fr
Application granted granted Critical
Publication of FR2504828B1 publication Critical patent/FR2504828B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C21/00—Flasks; Accessories therefor
    • B22C21/12—Accessories
    • B22C21/14—Accessories for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/06—Core boxes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
    • B28B7/342—Moulds, cores, or mandrels of special material, e.g. destructible materials which are at least partially destroyed, e.g. broken, molten, before demoulding; Moulding surfaces or spaces shaped by, or in, the ground, or sand or soil, whether bound or not; Cores consisting at least mainly of sand or soil, whether bound or not
    • 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
FR7821574A 1977-07-22 1978-07-20 Procede de fabrication, par moulage, d'un corps creux de formes complexes Granted FR2504828A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3081077 1977-07-22

Publications (2)

Publication Number Publication Date
FR2504828A1 FR2504828A1 (fr) 1982-11-05
FR2504828B1 true FR2504828B1 (fr) 1984-11-16

Family

ID=10313491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7821574A Granted FR2504828A1 (fr) 1977-07-22 1978-07-20 Procede de fabrication, par moulage, d'un corps creux de formes complexes

Country Status (4)

Country Link
US (1) US4384607A (fr)
DE (1) DE2831292C2 (fr)
FR (1) FR2504828A1 (fr)
IT (1) IT1096996B (fr)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2028928B (en) * 1978-08-17 1982-08-25 Ross Royce Ltd Aerofoil blade for a gas turbine engine
GB2042648B (en) * 1979-02-24 1983-05-05 Rolls Royce Gas turbine engine hollow blades
GB2096523B (en) * 1981-03-25 1986-04-09 Rolls Royce Method of making a blade aerofoil for a gas turbine
US4922991A (en) * 1986-09-03 1990-05-08 Ashland Oil, Inc. Composite core assembly for metal casting
GB2205261B (en) * 1987-06-03 1990-11-14 Rolls Royce Plc Method of manufacture and article manufactured thereby
US5810552A (en) * 1992-02-18 1998-09-22 Allison Engine Company, Inc. Single-cast, high-temperature, thin wall structures having a high thermal conductivity member connecting the walls and methods of making the same
FR2714858B1 (fr) * 1994-01-12 1996-02-09 Snecma Procédé de fabrication d'un moule carapace en matériau céramique pour fonderie à modèle perdu.
US5853044A (en) * 1996-04-24 1998-12-29 Pcc Airfoils, Inc. Method of casting an article
DE19653542B4 (de) * 1996-12-20 2006-03-09 Audi Ag Aus einer Leichtmetall-Legierung gegossenes Bauteil
EP1099825A1 (fr) * 1999-11-12 2001-05-16 Siemens Aktiengesellschaft Aube de turbine et sa méthode de production
DE10017391A1 (de) * 2000-04-07 2001-10-11 Volkswagen Ag Verfahren zur Herstellung von metallischen Dauerformen und Dauerform
US6350404B1 (en) 2000-06-13 2002-02-26 Honeywell International, Inc. Method for producing a ceramic part with an internal structure
DE10129975B4 (de) * 2000-12-27 2011-12-01 Alstom Technology Ltd. Giessform für den Kern einer Gasturbinenschaufel oder dergleichen
US6505672B2 (en) 2001-05-22 2003-01-14 Howmet Research Corporation Fugitive patterns for investment casting
US6637500B2 (en) * 2001-10-24 2003-10-28 United Technologies Corporation Cores for use in precision investment casting
US6913064B2 (en) * 2003-10-15 2005-07-05 United Technologies Corporation Refractory metal core
DE502004008210D1 (de) * 2004-07-26 2008-11-20 Siemens Ag Gekühltes Bauteil einer Strömungsmaschine und Verfahren zum Giessen dieses gekühlten Bauteils
US7093645B2 (en) * 2004-12-20 2006-08-22 Howmet Research Corporation Ceramic casting core and method
US7942639B2 (en) * 2006-03-31 2011-05-17 General Electric Company Hybrid bucket dovetail pocket design for mechanical retainment
US20080072569A1 (en) * 2006-09-27 2008-03-27 Thomas Ory Moniz Guide vane and method of fabricating the same
US9174271B2 (en) * 2008-07-02 2015-11-03 United Technologies Corporation Casting system for investment casting process
FR2933884B1 (fr) * 2008-07-16 2012-07-27 Snecma Procede de fabrication d'une piece d'aubage.
US8177513B2 (en) * 2009-02-18 2012-05-15 General Electric Company Method and apparatus for a structural outlet guide vane
EP2441537A1 (fr) * 2010-10-18 2012-04-18 Siemens Aktiengesellschaft Outil à noyau doté de crayons variables et procédé de fabrication d'un noyau
US8915289B2 (en) 2011-05-10 2014-12-23 Howmet Corporation Ceramic core with composite insert for casting airfoils
US8899303B2 (en) 2011-05-10 2014-12-02 Howmet Corporation Ceramic core with composite insert for casting airfoils
CN103056599B (zh) * 2011-10-24 2015-10-28 沈阳黎明航空发动机(集团)有限责任公司 一种精密多连铸叶片蜡模叶身成型活块的制备方法
KR101960715B1 (ko) * 2012-08-02 2019-03-22 한화파워시스템 주식회사 임펠러 또는 터빈 휠의 제조 방법
WO2014143340A2 (fr) * 2013-03-03 2014-09-18 Uskert Richard C Élément de turbine à gaz doté d'un noyau en mousse et d'un revêtement composite, comprenant fente de refroidissement
US9835035B2 (en) * 2013-03-12 2017-12-05 Howmet Corporation Cast-in cooling features especially for turbine airfoils
WO2015126488A2 (fr) 2013-12-23 2015-08-27 United Technologies Corporation Cadre structural à noyau perdu
RU2631785C2 (ru) * 2016-03-21 2017-09-26 федеральное государственное бюджетное образовательное учреждение высшего образования "Белгородский государственный технологический университет им. В.Г. Шухова" Способ изготовления металлополимерных формообразующих поверхностей матриц и пуансонов пресс-форм
EP3448605B1 (fr) * 2016-04-25 2020-10-28 Birmingham High Performance Turbomachinery Limited Procédé, logement et appareil de fabrication d'un composant
CN105855469A (zh) * 2016-04-26 2016-08-17 东方电气集团东方汽轮机有限公司 铸造燃气轮机叶片用陶瓷型壳的制备方法
GB201612294D0 (en) 2016-07-15 2016-08-31 Rolls Royce Plc Method and apparatus for particle injection moulding
US10697313B2 (en) 2017-02-01 2020-06-30 General Electric Company Turbine engine component with an insert
RU184153U1 (ru) * 2018-07-13 2018-10-17 федеральное государственное бюджетное образовательное учреждение высшего образования "Белгородский государственный технологический университет им. В.Г. Шухова" Оснастка для получения малых архитектурных форм
US10934854B2 (en) * 2018-09-11 2021-03-02 General Electric Company CMC component cooling cavities
CN109458901B (zh) * 2018-12-07 2020-05-19 中国航发南方工业有限公司 一种叶片辅助测量底座制造装置
GB201901550D0 (en) 2019-02-05 2019-03-27 Rolls Royce Plc Method of investment casting chaplet
RU2759368C1 (ru) * 2021-03-09 2021-11-12 Акционерное общество "Научно-производственная корпорация "Уралвагонзавод" имени Ф.Э. Дзержинского" Способ изготовления металлопластиковой оснастки и устройство для его осуществления

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB872705A (en) * 1959-01-22 1961-07-12 Gen Motors Corp Improvements in cast turbine blades and the manufacture thereof
US3142875A (en) * 1961-04-06 1964-08-04 Howe Sound Co Metal casting cores
FR1305146A (fr) * 1961-11-09 1962-09-28 Howe Sound Co Procédé pour la production de noyaux de moulage métalliques de dimensions importantes
GB1390379A (en) * 1972-06-28 1975-04-09 Serck Industries Ltd Method of manufacturing hollow articles eg heat exchangers
US3981344A (en) * 1974-08-21 1976-09-21 United Technologies Corporation Investment casting mold and process
US3985176A (en) * 1976-01-05 1976-10-12 United Technologies Corporation Unitary pattern assembly method
US4093018A (en) * 1976-10-19 1978-06-06 Deere & Company Casting methods with composite molded core assembly

Also Published As

Publication number Publication date
FR2504828A1 (fr) 1982-11-05
DE2831292A1 (de) 1983-03-31
IT1096996B (it) 1985-08-26
US4384607A (en) 1983-05-24
IT7825321A0 (it) 1978-07-04
DE2831292C2 (de) 1985-05-02

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Legal Events

Date Code Title Description
ST Notification of lapse