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BR9002059A - Aparelho e processo de fundicao contra a gravidade de metal em fusao - Google Patents

Aparelho e processo de fundicao contra a gravidade de metal em fusao

Info

Publication number
BR9002059A
BR9002059A BR909002059A BR9002059A BR9002059A BR 9002059 A BR9002059 A BR 9002059A BR 909002059 A BR909002059 A BR 909002059A BR 9002059 A BR9002059 A BR 9002059A BR 9002059 A BR9002059 A BR 9002059A
Authority
BR
Brazil
Prior art keywords
appliance
melting
casting process
metal gravity
against metal
Prior art date
Application number
BR909002059A
Other languages
English (en)
Inventor
George D Chandley
Original Assignee
Gen 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 Gen Motors Corp filed Critical Gen Motors Corp
Publication of BR9002059A publication Critical patent/BR9002059A/pt

Links

Classifications

    • 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
    • B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Casting Devices For Molds (AREA)
BR909002059A 1989-05-02 1990-05-02 Aparelho e processo de fundicao contra a gravidade de metal em fusao BR9002059A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/346,627 US4957153A (en) 1989-05-02 1989-05-02 Countergravity casting apparatus and method

Publications (1)

Publication Number Publication Date
BR9002059A true BR9002059A (pt) 1991-08-13

Family

ID=23360295

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909002059A BR9002059A (pt) 1989-05-02 1990-05-02 Aparelho e processo de fundicao contra a gravidade de metal em fusao

Country Status (6)

Country Link
US (1) US4957153A (pt)
EP (1) EP0395852B1 (pt)
JP (1) JP2851368B2 (pt)
BR (1) BR9002059A (pt)
CA (1) CA2011370C (pt)
DE (1) DE69023268T2 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5029630A (en) * 1990-07-03 1991-07-09 General Motors Corporation Differential pressure, countergravity casting apparatus using a vertically parted mold stack clamp mechanism
US5069271A (en) * 1990-09-06 1991-12-03 Hitchiner Corporation Countergravity casting using particulate supported thin walled investment shell mold
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
US5174356A (en) * 1991-07-19 1992-12-29 General Motors Corporation Casting apparatus
US5161604A (en) * 1992-03-26 1992-11-10 General Motors Corporation Differential pressure, countergravity casting with alloyant reaction chamber
US5303762A (en) * 1992-07-17 1994-04-19 Hitchiner Manufacturing Co., Inc. Countergravity casting apparatus and method
US5271451A (en) * 1992-09-01 1993-12-21 General Motors Corporation Metal casting using a mold having attached risers
DE69424835T2 (de) * 1993-03-12 2001-02-15 Hitachi Metals, Ltd. Giessvorrichtung mit vakuumabsaugung
JP3794033B2 (ja) * 1995-02-07 2006-07-05 日立金属株式会社 減圧吸引鋳造方法及びその装置
US6453976B1 (en) 1999-10-29 2002-09-24 Hitchiner Manufacturing Co., Inc. Lost foam countergravity casting
WO2006091619A2 (en) * 2005-02-22 2006-08-31 Milwaukee School Of Engineering Casting process
JPWO2011013730A1 (ja) * 2009-07-31 2013-01-10 森川産業株式会社 鋳造ユニット及び鋳造方法
WO2012092244A2 (en) 2010-12-29 2012-07-05 Android Industries Llc Working tank with vacuum assist
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
JP6481696B2 (ja) * 2015-01-15 2019-03-13 日産自動車株式会社 低圧鋳造方法及び低圧鋳造装置

Family Cites Families (17)

* 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
US3968829A (en) * 1971-06-25 1976-07-13 Kabushiki Kaisha Akita Molding apparatus with shielding mold member
DE2519463A1 (de) * 1975-05-02 1976-11-11 Gruenzweig Hartmann Glasfaser Giessform und verfahren zur herstellung von gusstuecken
US4606396A (en) * 1978-10-02 1986-08-19 Hitchiner Manufacturing Co., Inc. Sand mold and apparatus for reduced pressure casting
FR2455491A1 (fr) * 1979-05-02 1980-11-28 Pont A Mousson Procede et installation de moulage sous basse pression de pieces metalliques en empreinte en sable a paroi mince
US4340108A (en) * 1979-09-12 1982-07-20 Hitchiner Manufacturing Co., Inc. Method of casting metal in sand mold using reduced pressure
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
GB8529380D0 (en) * 1985-11-29 1986-01-08 Cosworth Res & Dev Ltd Metal castings
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
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

Also Published As

Publication number Publication date
DE69023268T2 (de) 1996-06-13
EP0395852A1 (en) 1990-11-07
EP0395852B1 (en) 1995-11-02
US4957153A (en) 1990-09-18
JPH02303649A (ja) 1990-12-17
DE69023268D1 (de) 1995-12-07
JP2851368B2 (ja) 1999-01-27
CA2011370A1 (en) 1990-11-02
CA2011370C (en) 1998-04-14

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee