DE69927606D1 - Mehrteilige kernanordnung - Google Patents

Mehrteilige kernanordnung

Info

Publication number
DE69927606D1
DE69927606D1 DE69927606T DE69927606T DE69927606D1 DE 69927606 D1 DE69927606 D1 DE 69927606D1 DE 69927606 T DE69927606 T DE 69927606T DE 69927606 T DE69927606 T DE 69927606T DE 69927606 D1 DE69927606 D1 DE 69927606D1
Authority
DE
Germany
Prior art keywords
multiple core
core arrangement
arrangement
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.)
Expired - Lifetime
Application number
DE69927606T
Other languages
English (en)
Other versions
DE69927606T2 (de
Inventor
E Sikkenga
F Caccavale
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.)
Howmet Corp
Original Assignee
Howmet Research 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 Howmet Research Corp filed Critical Howmet Research Corp
Publication of DE69927606D1 publication Critical patent/DE69927606D1/de
Application granted granted Critical
Publication of DE69927606T2 publication Critical patent/DE69927606T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B22C7/02—Lost patterns
    • B22C7/023—Patterns made from expanded plastic materials
    • B22C7/026—Patterns made from expanded plastic materials by assembling preformed parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/10—Cores; Manufacture or installation of cores
    • B22C9/103—Multipart cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69927606T 1998-12-01 1999-11-30 Mehrteilige kernanordnung Expired - Lifetime DE69927606T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US203441 1998-12-01
US09/203,441 US6186217B1 (en) 1998-12-01 1998-12-01 Multipiece core assembly
PCT/US1999/028117 WO2000032331A1 (en) 1998-12-01 1999-11-30 Multipiece core assembly

Publications (2)

Publication Number Publication Date
DE69927606D1 true DE69927606D1 (de) 2005-11-10
DE69927606T2 DE69927606T2 (de) 2006-07-06

Family

ID=22754035

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69927606T Expired - Lifetime DE69927606T2 (de) 1998-12-01 1999-11-30 Mehrteilige kernanordnung

Country Status (5)

Country Link
US (1) US6186217B1 (de)
EP (1) EP1144141B1 (de)
JP (1) JP4369622B2 (de)
DE (1) DE69927606T2 (de)
WO (1) WO2000032331A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6347660B1 (en) * 1998-12-01 2002-02-19 Howmet Research Corporation Multipiece core assembly for cast airfoil
JP3835973B2 (ja) * 1999-06-18 2006-10-18 日本碍子株式会社 薄肉部付き鋳造物の製造方法
US6626230B1 (en) 1999-10-26 2003-09-30 Howmet Research Corporation Multi-wall core and process
US6808010B2 (en) * 2001-03-13 2004-10-26 Howmet Research Corporation Method for treating ceramic cores
US6615899B1 (en) 2002-07-12 2003-09-09 Honeywell International Inc. Method of casting a metal article having a thinwall
KR100563495B1 (ko) * 2003-07-31 2006-03-27 주식회사 스프랜더 완충커버 제조용 금형
EP1721688A1 (de) * 2005-05-13 2006-11-15 Processi Innovativi Tecnologici, S.r.L Giesskerne und Verfahren zur Herstellung solche Kerne
US20070074839A1 (en) * 2005-10-03 2007-04-05 United Technologies Corporation Method for manufacturing a pattern for a hollow component
CN101526172A (zh) * 2008-03-05 2009-09-09 鸿富锦精密工业（深圳）有限公司 粘合构件及粘合方法
US20110204205A1 (en) * 2010-02-25 2011-08-25 Ahmed Kamel Casting core for turbine engine components and method of making the same
EP2463044A1 (de) * 2010-12-09 2012-06-13 Siemens Aktiengesellschaft Modularer keramischer Gusskern und Gussverfahren
US8915289B2 (en) * 2011-05-10 2014-12-23 Howmet Corporation Ceramic core with composite insert for casting airfoils
US10300526B2 (en) * 2014-02-28 2019-05-28 United Technologies Corporation Core assembly including studded spacer
US10041374B2 (en) * 2014-04-04 2018-08-07 United Technologies Corporation Gas turbine engine component with platform cooling circuit
US10801407B2 (en) * 2015-06-24 2020-10-13 Raytheon Technologies Corporation Core assembly for gas turbine engine
US10052683B2 (en) * 2015-12-21 2018-08-21 General Electric Company Center plenum support for a multiwall turbine airfoil casting
US9810434B2 (en) * 2016-01-21 2017-11-07 Siemens Energy, Inc. Transition duct system with arcuate ceramic liner for delivering hot-temperature gases in a combustion turbine engine
US10766065B2 (en) 2016-08-18 2020-09-08 General Electric Company Method and assembly for a multiple component core assembly
US20180161856A1 (en) * 2016-12-13 2018-06-14 General Electric Company Integrated casting core-shell structure and filter for making cast component
US20180161855A1 (en) * 2016-12-13 2018-06-14 General Electric Company Multi-piece integrated core-shell structure with standoff and/or bumper for making cast component
US20180161866A1 (en) 2016-12-13 2018-06-14 General Electric Company Multi-piece integrated core-shell structure for making cast component
US11813669B2 (en) 2016-12-13 2023-11-14 General Electric Company Method for making an integrated core-shell structure
DE102018200705A1 (de) * 2018-01-17 2019-07-18 Flc Flowcastings Gmbh Verfahren zur Herstellung eines keramischen Kerns für das Herstellen eines Gussteils mit Hohlraumstrukturen sowie keramischer Kern
KR102111645B1 (ko) * 2018-03-21 2020-05-15 두산중공업 주식회사 터빈 블레이드 성형 방법
US10987727B2 (en) * 2018-12-05 2021-04-27 Raytheon Technologies Corporation Investment casting core system
US11440146B1 (en) * 2021-04-22 2022-09-13 Raytheon Technologies Corporation Mini-core surface bonding

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE273018C (de) *
GB2028928B (en) 1978-08-17 1982-08-25 Ross Royce Ltd Aerofoil blade for a gas turbine engine
US4552197A (en) 1982-07-03 1985-11-12 Rolls-Royce Ltd. Mould assembly for casting metal articles and a method of manufacture thereof
JPH01118334A (ja) 1987-10-31 1989-05-10 Morikawa Sangyo Kk 鋳造用消失性模型の接着方法及びそれに用いる装置
DD273018A1 (de) * 1988-06-15 1989-11-01 Leipzig Metallgusswerk Verfahren zum zusammensetzen mehrerer kerne
JP2607940B2 (ja) * 1988-11-15 1997-05-07 本田技研工業株式会社 ２サイクルエンジンのシリンダブロック鋳造用中子
JPH0318457A (ja) * 1989-06-14 1991-01-28 Mazda Motor Corp 鋳型接着方法およびその構造
US5067548A (en) 1991-03-19 1991-11-26 Certech Incorporated Method of forming a ceramic mold for metal casting
US5222544A (en) * 1991-08-12 1993-06-29 Ford Motor Company Bonding casting cores
JPH05185181A (ja) * 1992-01-14 1993-07-27 Naniwa Seisakusho:Kk 接着剤により一体に連結、接着された砂鋳型組立体及びその接着方法
US5394932A (en) 1992-01-17 1995-03-07 Howmet Corporation Multiple part cores for investment casting
US5295530A (en) 1992-02-18 1994-03-22 General Motors Corporation Single-cast, high-temperature, thin wall structures and methods of making the same
US5296308A (en) 1992-08-10 1994-03-22 Howmet Corporation Investment casting using core with integral wall thickness control means
JPH06234042A (ja) * 1993-02-12 1994-08-23 Toyota Motor Corp 中子の組付方法
FR2713312B1 (fr) 1993-11-30 1996-01-12 Air Liquide Brûleur oxycombustible agencé pour réduire la formation d'oxydes d'azote et particulièrement destiné aux fours de verrerie.
US5423372A (en) 1993-12-27 1995-06-13 Ford Motor Company Joining sand cores for making castings
FR2714858B1 (fr) 1994-01-12 1996-02-09 Snecma Procédé de fabrication d'un moule carapace en matériau céramique pour fonderie à modèle perdu.

Also Published As

Publication number Publication date
EP1144141A1 (de) 2001-10-17
US6186217B1 (en) 2001-02-13
JP4369622B2 (ja) 2009-11-25
DE69927606T2 (de) 2006-07-06
JP2002531267A (ja) 2002-09-24
EP1144141A4 (de) 2004-08-11
EP1144141B1 (de) 2005-10-05
WO2000032331A1 (en) 2000-06-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition