DE69003902T2 - Spritzgiessverfahren für gesinterte Formkörper. - Google Patents

Spritzgiessverfahren für gesinterte Formkörper.

Info

Publication number
DE69003902T2
DE69003902T2 DE90308610T DE69003902T DE69003902T2 DE 69003902 T2 DE69003902 T2 DE 69003902T2 DE 90308610 T DE90308610 T DE 90308610T DE 69003902 T DE69003902 T DE 69003902T DE 69003902 T2 DE69003902 T2 DE 69003902T2
Authority
DE
Germany
Prior art keywords
injection molding
molding process
sintered moldings
moldings
sintered
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 - Fee Related
Application number
DE90308610T
Other languages
English (en)
Other versions
DE69003902D1 (de
Inventor
Yoshio Kijima
Kazuo Iijima
Masahiro Yokoo
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.)
Sumitomo Metal Mining Co Ltd
Original Assignee
Sumitomo Metal Mining Co Ltd
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 Sumitomo Metal Mining Co Ltd filed Critical Sumitomo Metal Mining Co Ltd
Application granted granted Critical
Publication of DE69003902D1 publication Critical patent/DE69003902D1/de
Publication of DE69003902T2 publication Critical patent/DE69003902T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/005—Loading or unloading powder metal objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/20—Electromagnets; Actuators including electromagnets without armatures
    • H01F7/206—Electromagnets for lifting, handling or transporting of magnetic pieces or material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE90308610T 1989-08-08 1990-08-06 Spritzgiessverfahren für gesinterte Formkörper. Expired - Fee Related DE69003902T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1203961A JP2730766B2 (ja) 1989-08-08 1989-08-08 射出成形粉末冶金製品の製造方法

Publications (2)

Publication Number Publication Date
DE69003902D1 DE69003902D1 (de) 1993-11-18
DE69003902T2 true DE69003902T2 (de) 1994-02-10

Family

ID=16482520

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90308610T Expired - Fee Related DE69003902T2 (de) 1989-08-08 1990-08-06 Spritzgiessverfahren für gesinterte Formkörper.

Country Status (4)

Country Link
US (1) US5135712A (de)
EP (1) EP0412743B1 (de)
JP (1) JP2730766B2 (de)
DE (1) DE69003902T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04127405A (ja) * 1990-09-18 1992-04-28 Kanegafuchi Chem Ind Co Ltd 高耐蝕性永久磁石及びその製造方法並びに高耐蝕性ボンド磁石の製造方法
US5403373A (en) * 1991-05-31 1995-04-04 Sumitomo Electric Industries, Ltd. Hard sintered component and method of manufacturing such a component
JPH04354839A (ja) * 1991-05-31 1992-12-09 Sumitomo Electric Ind Ltd 時計用外装部品及びその製造方法
JP2997180B2 (ja) * 1995-03-28 2000-01-11 日本碍子株式会社 セラミックス製品の製造方法
JP3931447B2 (ja) * 1998-09-18 2007-06-13 セイコーエプソン株式会社 金属焼結体およびその製造方法
KR20020083422A (ko) * 2001-04-27 2002-11-02 주식회사 블루핸즈 인형의 내부 구조 및 그 내부 구조를 갖춘 인형
US7237730B2 (en) * 2005-03-17 2007-07-03 Pratt & Whitney Canada Corp. Modular fuel nozzle and method of making
US8316541B2 (en) * 2007-06-29 2012-11-27 Pratt & Whitney Canada Corp. Combustor heat shield with integrated louver and method of manufacturing the same
US7543383B2 (en) 2007-07-24 2009-06-09 Pratt & Whitney Canada Corp. Method for manufacturing of fuel nozzle floating collar

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2393682A (en) * 1944-01-01 1946-01-29 Dutch Tea Rusk Company Article handling apparatus
DE1283730B (de) * 1963-12-23 1969-02-20 Siemens Ag Vorrichtung zur Herstellung von Formkoerpern, die einer Sinterung unterworfen werden
DE2912222C2 (de) * 1979-03-28 1984-09-06 Fried. Krupp Gmbh, 4300 Essen Abnahmegerät
US4350379A (en) * 1980-10-10 1982-09-21 General Electric Company Universal lifting magnet
DE3212465A1 (de) * 1982-04-02 1983-10-20 Emag Maschinenfabrik Gmbh, 7335 Salach Transportvorrichtung, insbesondere ladevorrichtung fuer bearbeitungsmaschinen
DE3484406D1 (de) * 1983-06-08 1991-05-16 Hitachi Metals Ltd Methode und apparat zur herstellung von anisotropen magneten.
JPS61112310A (ja) * 1984-11-07 1986-05-30 Sumitomo Bakelite Co Ltd 永久磁石の製造方法
FR2624770B1 (fr) * 1987-12-16 1990-12-28 Ebauchesfabrik Eta Ag Procede de realisation d'un moule destine a la fabrication de pieces de tres petites dimensions

Also Published As

Publication number Publication date
JPH0368703A (ja) 1991-03-25
US5135712A (en) 1992-08-04
JP2730766B2 (ja) 1998-03-25
DE69003902D1 (de) 1993-11-18
EP0412743B1 (de) 1993-10-13
EP0412743A1 (de) 1991-02-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee