ATE87764T1 - Verfahren und vorrichtung zur herstellung von stranggepressten koerpern aus dauermagnetischem material. - Google Patents
Verfahren und vorrichtung zur herstellung von stranggepressten koerpern aus dauermagnetischem material.Info
- Publication number
- ATE87764T1 ATE87764T1 AT88304916T AT88304916T ATE87764T1 AT E87764 T1 ATE87764 T1 AT E87764T1 AT 88304916 T AT88304916 T AT 88304916T AT 88304916 T AT88304916 T AT 88304916T AT E87764 T1 ATE87764 T1 AT E87764T1
- Authority
- AT
- Austria
- Prior art keywords
- charge
- manufacture
- magnetic material
- permanent magnet
- permanent magnetic
- Prior art date
Links
Classifications
-
- 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
- H01F1/06—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 in the form of particles, e.g. powder
- H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/083—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 in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent
-
- 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
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
-
- 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
- H01F41/0266—Moulding; Pressing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12235187A | 1987-11-18 | 1987-11-18 | |
EP88304916A EP0318131B1 (de) | 1987-11-18 | 1988-05-31 | Verfahren und Vorrichtung zur Herstellung von stranggepressten Körpern aus dauermagnetischem Material |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE87764T1 true ATE87764T1 (de) | 1993-04-15 |
Family
ID=22402192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT88304916T ATE87764T1 (de) | 1987-11-18 | 1988-05-31 | Verfahren und vorrichtung zur herstellung von stranggepressten koerpern aus dauermagnetischem material. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0318131B1 (de) |
JP (1) | JPH01151216A (de) |
AT (1) | ATE87764T1 (de) |
CA (1) | CA1301602C (de) |
DE (1) | DE3879886T2 (de) |
ES (1) | ES2040341T3 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10312102B4 (de) * | 2003-03-19 | 2015-10-08 | Robert Bosch Gmbh | Vorrichtung zur Messung eines Füllstandes einer Flüssigkeit in einem Behälter |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447230A (en) * | 1967-01-05 | 1969-06-03 | Sylvania Electric Prod | Art of making seamless hollow bodies from sinterable powders |
US3918867A (en) * | 1969-06-28 | 1975-11-11 | Philips Corp | Device for extruding permanent magnet bodies |
JPS5120592A (ja) * | 1974-08-13 | 1976-02-18 | Matsushita Electric Ind Co Ltd | Kyojiseitaifunmatsuno jikaichuseikeiyokanagata |
JPS5176108A (ja) * | 1974-12-27 | 1976-07-01 | Hitachi Metals Ltd | Funmatsuyakinhonyorukanseizoho oyobifunmatsujutenyoki |
GB1534221A (en) * | 1977-07-25 | 1978-11-29 | Ipari Szerelveny & Gepgyar | Process for the production of sleeves and like workpieces from hard metals of high cobalt content |
US4579607A (en) * | 1982-04-19 | 1986-04-01 | Matsushita Electric Industrial Company, Limited | Permanent Mn-Al-C alloy magnets and method for making same |
JPS60214515A (ja) * | 1984-04-10 | 1985-10-26 | Seiko Epson Corp | 円筒状永久磁石の製造方法 |
JPH0626169B2 (ja) * | 1984-12-27 | 1994-04-06 | ティーディーケイ株式会社 | 希土類磁石の磁場中成型方法及び装置 |
US4602952A (en) * | 1985-04-23 | 1986-07-29 | Cameron Iron Works, Inc. | Process for making a composite powder metallurgical billet |
US4640815A (en) * | 1985-10-17 | 1987-02-03 | Crucible Materials Corporation | Method and assembly for producing extrusion-clad tubular product |
CA1269029A (en) * | 1986-01-29 | 1990-05-15 | Peter Vernia | Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy |
JPH0624176B2 (ja) * | 1986-03-29 | 1994-03-30 | 信越化学工業株式会社 | 極異方性長尺成形品の製造方法 |
-
1988
- 1988-05-04 CA CA000565893A patent/CA1301602C/en not_active Expired - Fee Related
- 1988-05-31 DE DE8888304916T patent/DE3879886T2/de not_active Expired - Fee Related
- 1988-05-31 ES ES198888304916T patent/ES2040341T3/es not_active Expired - Lifetime
- 1988-05-31 EP EP88304916A patent/EP0318131B1/de not_active Expired - Lifetime
- 1988-05-31 AT AT88304916T patent/ATE87764T1/de not_active IP Right Cessation
- 1988-10-04 JP JP63249177A patent/JPH01151216A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3879886T2 (de) | 1993-08-26 |
CA1301602C (en) | 1992-05-26 |
ES2040341T3 (es) | 1993-10-16 |
EP0318131A1 (de) | 1989-05-31 |
EP0318131B1 (de) | 1993-03-31 |
JPH01151216A (ja) | 1989-06-14 |
DE3879886D1 (de) | 1993-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |