ATE77172T1 - Verfahren zur herstellung eines voellig dichten gegenstandes. - Google Patents
Verfahren zur herstellung eines voellig dichten gegenstandes.Info
- Publication number
- ATE77172T1 ATE77172T1 AT86308065T AT86308065T ATE77172T1 AT E77172 T1 ATE77172 T1 AT E77172T1 AT 86308065 T AT86308065 T AT 86308065T AT 86308065 T AT86308065 T AT 86308065T AT E77172 T1 ATE77172 T1 AT E77172T1
- Authority
- AT
- Austria
- Prior art keywords
- fully dense
- container
- making
- dense object
- permanent magnet
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- H01F7/021—Construction of PM
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0576—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together pressed, e.g. hot working
-
- 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
- H01F41/0253—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 for manufacturing permanent magnets
- H01F41/0273—Imparting anisotropy
- H01F41/028—Radial anisotropy
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S72/00—Metal deforming
- Y10S72/70—Deforming specified alloys or uncommon metal or bimetallic work
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88976086A | 1986-07-28 | 1986-07-28 | |
EP86308065A EP0261292B1 (de) | 1986-07-28 | 1986-10-17 | Verfahren zur Herstellung eines völlig dichten Gegenstandes aus Permanentmagnetlegierungen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE77172T1 true ATE77172T1 (de) | 1992-06-15 |
Family
ID=25395742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT86308065T ATE77172T1 (de) | 1986-07-28 | 1986-10-17 | Verfahren zur herstellung eines voellig dichten gegenstandes. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4881984A (de) |
EP (1) | EP0261292B1 (de) |
JP (1) | JPS6335703A (de) |
AT (1) | ATE77172T1 (de) |
DE (1) | DE3685656T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01300696A (ja) * | 1988-05-30 | 1989-12-05 | Daido Steel Co Ltd | 永久磁石を使った磁気回路 |
JPH02178011A (ja) * | 1988-12-29 | 1990-07-11 | Seikosha Co Ltd | ドーナツ型永久磁石の製造方法とこの方法によって製造したドーナツ型永久磁石およびドーナツ型永久磁石の成形金型 |
WO1991006962A1 (en) * | 1989-10-26 | 1991-05-16 | Iomega Corporation | Method of manufacturing a magnetic recording head and mask used therefor |
JPH04321202A (ja) * | 1991-04-19 | 1992-11-11 | Sanyo Special Steel Co Ltd | 異方性永久磁石の製造方法 |
JP2791616B2 (ja) * | 1991-12-28 | 1998-08-27 | 山陽特殊製鋼株式会社 | リング状磁石材料の製造方法 |
US5786741A (en) * | 1995-12-21 | 1998-07-28 | Aura Systems, Inc. | Polygon magnet structure for voice coil actuator |
JP3132393B2 (ja) * | 1996-08-09 | 2001-02-05 | 日立金属株式会社 | R−Fe−B系ラジアル異方性焼結リング磁石の製造方法 |
US6180928B1 (en) * | 1998-04-07 | 2001-01-30 | The Boeing Company | Rare earth metal switched magnetic devices |
US6454993B1 (en) * | 2000-01-11 | 2002-09-24 | Delphi Technologies, Inc. | Manufacturing technique for multi-layered structure with magnet using an extrusion process |
AU2001250815A1 (en) * | 2000-05-04 | 2001-11-12 | Advanced Materials Corporation | Method for producing an improved anisotropic magnet through extrusion |
JP2003533017A (ja) * | 2000-05-04 | 2003-11-05 | アドヴァンスト・マテリアルズ・コーポレイション | 高エネルギー積の異方性磁石を押し出しによって製造する方法 |
US20030211000A1 (en) * | 2001-03-09 | 2003-11-13 | Chandhok Vijay K. | Method for producing improved an anisotropic magent through extrusion |
TWM288735U (en) * | 2005-10-21 | 2006-03-11 | Super Electronics Co Ltd | Externally-rotated DC Brushless motor and fan having inner directed ring-shape ferrite magnet |
JP6044504B2 (ja) * | 2012-10-23 | 2016-12-14 | トヨタ自動車株式会社 | 希土類磁石の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH525547A (de) * | 1970-12-21 | 1972-07-15 | Bbc Brown Boveri & Cie | Verfahren zur Herstellung von Feinpartikel-Dauermagneten |
JPS5512724B2 (de) * | 1975-03-14 | 1980-04-03 | ||
CS213709B1 (en) * | 1979-03-13 | 1982-04-09 | Vaclav Landa | Anizotropous permanent magnets |
EP0108474B2 (de) * | 1982-09-03 | 1995-06-21 | General Motors Corporation | RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten |
JPS5999705A (ja) * | 1982-11-29 | 1984-06-08 | Seiko Epson Corp | ラジアル異方性磁石の製造方法 |
CA1236381A (en) * | 1983-08-04 | 1988-05-10 | Robert W. Lee | Iron-rare earth-boron permanent magnets by hot working |
EP0144112B1 (de) * | 1983-10-26 | 1989-09-27 | General Motors Corporation | Magnetische Legierungen mit hohem Energieprodukt aus seltenen Erden, Übergangsmetallen und Bor |
JPS6148904A (ja) * | 1984-08-16 | 1986-03-10 | Hitachi Metals Ltd | 永久磁石の製造方法 |
US4765848A (en) * | 1984-12-31 | 1988-08-23 | Kaneo Mohri | Permanent magnent and method for producing same |
-
1986
- 1986-10-17 DE DE8686308065T patent/DE3685656T2/de not_active Expired - Fee Related
- 1986-10-17 EP EP86308065A patent/EP0261292B1/de not_active Expired
- 1986-10-17 AT AT86308065T patent/ATE77172T1/de not_active IP Right Cessation
- 1986-11-28 JP JP61282225A patent/JPS6335703A/ja active Granted
-
1988
- 1988-02-18 US US07/159,455 patent/US4881984A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS6335703A (ja) | 1988-02-16 |
EP0261292A2 (de) | 1988-03-30 |
DE3685656T2 (de) | 1993-01-14 |
DE3685656D1 (de) | 1992-07-16 |
US4881984A (en) | 1989-11-21 |
EP0261292B1 (de) | 1992-06-10 |
EP0261292A3 (en) | 1988-07-27 |
JPH0468361B2 (de) | 1992-11-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69127557D1 (de) | Verfahren zur Herstellung eines Permanentmagneten und Vorrichtung zur Herstellung eines Grünlings | |
ATE77172T1 (de) | Verfahren zur herstellung eines voellig dichten gegenstandes. | |
ATE154952T1 (de) | Thermoplastisch überzogene eisenpulvermaterialien und verfahren zu deren herstellung | |
DE3854497D1 (de) | Spritzgiesseinrichtung und verfahren zur herstellung eines artikels mit foliendekor. | |
DE69101358D1 (de) | Verfahren zur Herstellung eines magnetisch kodierten Musters in Permanentmagnetmaterial. | |
ATA79184A (de) | Verfahren und blasform zur herstellung eines behaelters | |
DE69011729D1 (de) | Verfahren zur Herstellung eines Graphitfilms. | |
DE3783413D1 (de) | Verfahren zur herstellung eines seltenerd-eisen-bor-dauermagneten mit hilfe eines abgeschreckten legierungspuders. | |
DE68913949D1 (de) | Feine graphitteilchen und verfahren zur herstellung. | |
EP0225392A4 (de) | Harzgebundene magnetische zusammensetzung und verfahren zur herstellung magnetischer gussstücke daraus. | |
DE69608695D1 (de) | Saatpolymerisierte polymerlatices mit polymergradient morphologie und verfahren zu deren herstellung | |
ATE168315T1 (de) | Vorrichtung und verfahren zur herstellung von kunststoffgegenständen | |
DE3863780D1 (de) | Verfahren zur herstellung von teilchen mit monodisperser teilchengroesse. | |
DE68909749D1 (de) | Verfahren zur Herstellung von feinen magnetischen Nd-Fe-B-Partikeln mit verschiedenen Grössen. | |
DE69014318D1 (de) | Magnetkopfgleiter mit negativem Druck und Verfahren zu dessen Herstellung. | |
DE3269308D1 (en) | A method of producing shaped resinous articles and casting moulds for use in the method | |
DE3481359D1 (de) | Verfahren und vorrichtung zur herstellung von feinem magnetischem pulver. | |
DE3851462D1 (de) | Verfahren zur Herstellung eines supraleitenden Materials des Oxydverbundtyps. | |
DE59008631D1 (de) | Verfahren und vorrichtung zur herstellung eines dreibasigen treibladungspulvers. | |
ATA901380A (de) | Verfahren zur herstellung eines magnetischen gegenstandes und danach hergestellter gegenstand | |
DE68907681D1 (de) | Verfahren zur herstellung eines duennen legierungsfilms mit hoher saettigung der magnetischen flussdichte. | |
EP0462062A3 (en) | Method of testing the gelling process following casting of a reactive resin in a production mould | |
DE3783462D1 (de) | Magnetblock mit einstellbarer magnetisierung zur erzeugung eines permanentmagnetischen feldes in einer bestimmten interessenstelle. | |
DE69014651D1 (de) | In form hergestellter gegenstand mit eingebetteter stütze sowie eine form und ein verfahren zur herstellung eines solchen gegenstandes. | |
AT376053B (de) | Verfahren zur herstellung eines tonabnehmers mit beweglichem magneten und nach diesem verfahren hergestellter tonabnehmer |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |