CA2021317A1 - Methode de coulee de source a l'aide de chambres a vide remplies de particules - Google Patents

Methode de coulee de source a l'aide de chambres a vide remplies de particules

Info

Publication number
CA2021317A1
CA2021317A1 CA2021317A CA2021317A CA2021317A1 CA 2021317 A1 CA2021317 A1 CA 2021317A1 CA 2021317 A CA2021317 A CA 2021317A CA 2021317 A CA2021317 A CA 2021317A CA 2021317 A1 CA2021317 A1 CA 2021317A1
Authority
CA
Canada
Prior art keywords
vacuum chambers
countergravity casting
particulate
filled vacuum
particulate filled
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.)
Granted
Application number
CA2021317A
Other languages
English (en)
Other versions
CA2021317C (fr
Inventor
Charles P. Aubin
Joseph A. Knapke
John G. Kubisch
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.)
Motors Liquidation Co
Original Assignee
General Motors 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 General Motors Corp filed Critical General Motors Corp
Publication of CA2021317A1 publication Critical patent/CA2021317A1/fr
Application granted granted Critical
Publication of CA2021317C publication Critical patent/CA2021317C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B22C9/03—Sand moulds or like moulds for shaped castings formed by vacuum-sealed moulding
    • 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
    • B22C9/046—Use of patterns which are eliminated by the liquid metal in the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00—Pressure casting; Vacuum casting
    • B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Devices For Molds (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Mold Materials And Core Materials (AREA)
CA002021317A 1989-08-28 1990-07-17 Methode de coulee de source a l'aide de chambres a vide remplies de particules Expired - Fee Related CA2021317C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/399,219 US4971131A (en) 1989-08-28 1989-08-28 Countergravity casting using particulate filled vacuum chambers
US399,219 1989-08-28

Publications (2)

Publication Number Publication Date
CA2021317A1 true CA2021317A1 (fr) 1991-03-01
CA2021317C CA2021317C (fr) 1996-08-13

Family

ID=23578644

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002021317A Expired - Fee Related CA2021317C (fr) 1989-08-28 1990-07-17 Methode de coulee de source a l'aide de chambres a vide remplies de particules

Country Status (6)

Country Link
US (1) US4971131A (fr)
EP (1) EP0415091B1 (fr)
JP (1) JP2938946B2 (fr)
BR (1) BR9004181A (fr)
CA (1) CA2021317C (fr)
DE (1) DE69028826T2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5062467A (en) * 1991-05-10 1991-11-05 General Motors Corporation Vacuum countergravity casting apparatus and method
US5062466A (en) * 1991-05-10 1991-11-05 General Motors Corporation Countergravity casting apparatus and method
US5271451A (en) * 1992-09-01 1993-12-21 General Motors Corporation Metal casting using a mold having attached risers
US6453976B1 (en) 1999-10-29 2002-09-24 Hitchiner Manufacturing Co., Inc. Lost foam countergravity casting
DE112006000461T5 (de) * 2005-02-22 2008-03-13 Milwaukee School Of Engineering, Milwaukee Gießverfahren
WO2012092244A2 (fr) 2010-12-29 2012-07-05 Android Industries Llc Réservoir doseur assisté par dépression
CN103212668A (zh) * 2012-01-18 2013-07-24 浙江派尼尔机电有限公司 舷外机发动机气缸制造方法
KR101667871B1 (ko) * 2015-02-23 2016-10-19 메이 타 인더스트리얼 컴퍼니, 리미티드 음 압력 상향-견인식 주입 방법
CN105478681B (zh) * 2016-01-08 2017-07-07 宁夏维尔铸造有限责任公司 行星架铸造模具及铸造方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059294A (en) * 1959-05-04 1962-10-23 Gen Motors Corp Apparatus for making foundry cores and molds
US3181213A (en) * 1963-03-06 1965-05-04 Altamil Corp Method for the use of dynamic vacuum in foundry operations
CH502861A (de) * 1968-02-03 1971-02-15 Gruenzweig & Hartmann Verfahren und Vorrichtung zur Herstellung von Gussstücken
US3557867A (en) * 1969-06-04 1971-01-26 Gruenzweig & Hartmann Casting apparatus
DE2519463A1 (de) * 1975-05-02 1976-11-11 Gruenzweig Hartmann Glasfaser Giessform und verfahren zur herstellung von gusstuecken
DE2653788C2 (de) * 1976-11-26 1981-08-27 Bühler, Eugen, Dipl.-Ing., 8871 Burtenbach Verfahren und Vorrichtung zum Herstellen von Gießformen aus bindemittelhaltigem Formsand
US4606396A (en) * 1978-10-02 1986-08-19 Hitchiner Manufacturing Co., Inc. Sand mold and apparatus for reduced pressure casting
US4340108A (en) * 1979-09-12 1982-07-20 Hitchiner Manufacturing Co., Inc. Method of casting metal in sand mold using reduced pressure
ZA817886B (en) * 1980-11-21 1982-10-27 Steel Castings Res Method of casting using expendable patterns
JPS5855149A (ja) * 1981-09-28 1983-04-01 Sintokogio Ltd ガス硬化式主型造型装置
FR2559407B1 (fr) * 1984-02-15 1986-09-05 Pont A Mousson Procede de moulage en fonderie et moule pour la coulee de precision sous basse pression, avec modele gazeifiable et moule en sable sans liant
US4658880A (en) * 1985-12-09 1987-04-21 General Motors Corporation Countergravity casting apparatus
US4616691A (en) * 1985-12-09 1986-10-14 General Motors Corporation Countergravity casting apparatus
US4830085A (en) * 1986-12-29 1989-05-16 Brunswick Corporation Vacuum lift foam filled casting system
US4787434A (en) * 1986-12-29 1988-11-29 Brunswick Corporation Vacuum lift foam filled casting system
US4874029A (en) * 1988-05-09 1989-10-17 General Motors Corporation Countergravity casting process and apparatus using destructible patterns suspended in an inherently unstable mass of particulate mold material
US4848439A (en) * 1988-05-09 1989-07-18 General Motors Corporation Method of countergravity casting
EP0352406A1 (fr) * 1988-07-15 1990-01-31 General Motors Corporation Procédé et dispositif de coulée à depression utilisant un joint d'étanchéité élastomère et une chambre sous vide refroidie

Also Published As

Publication number Publication date
DE69028826D1 (de) 1996-11-14
JP2938946B2 (ja) 1999-08-25
CA2021317C (fr) 1996-08-13
BR9004181A (pt) 1991-09-03
EP0415091B1 (fr) 1996-10-09
EP0415091A3 (en) 1992-06-10
JPH0394953A (ja) 1991-04-19
DE69028826T2 (de) 1997-05-15
EP0415091A2 (fr) 1991-03-06
US4971131A (en) 1990-11-20

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed