JPH023288B2 - - Google Patents
Info
- Publication number
- JPH023288B2 JPH023288B2 JP59204084A JP20408484A JPH023288B2 JP H023288 B2 JPH023288 B2 JP H023288B2 JP 59204084 A JP59204084 A JP 59204084A JP 20408484 A JP20408484 A JP 20408484A JP H023288 B2 JPH023288 B2 JP H023288B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- core
- rotary transformer
- raw material
- manufacturing
- 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 - Lifetime
Links
- 239000002994 raw material Substances 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 23
- 238000010304 firing Methods 0.000 claims description 21
- 238000004519 manufacturing process Methods 0.000 claims description 21
- 239000011230 binding agent Substances 0.000 claims description 14
- 229910001035 Soft ferrite Inorganic materials 0.000 claims description 8
- 239000006247 magnetic powder Substances 0.000 claims description 8
- 238000005238 degreasing Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000004898 kneading Methods 0.000 claims 1
- 230000035699 permeability Effects 0.000 description 13
- 238000000605 extraction Methods 0.000 description 11
- 238000000748 compression moulding Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000005498 polishing Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59204084A JPS6184006A (ja) | 1984-10-01 | 1984-10-01 | ロ−タリトランスの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59204084A JPS6184006A (ja) | 1984-10-01 | 1984-10-01 | ロ−タリトランスの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6184006A JPS6184006A (ja) | 1986-04-28 |
| JPH023288B2 true JPH023288B2 (fr) | 1990-01-23 |
Family
ID=16484516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59204084A Granted JPS6184006A (ja) | 1984-10-01 | 1984-10-01 | ロ−タリトランスの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6184006A (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6318609A (ja) * | 1986-07-11 | 1988-01-26 | Sony Corp | ロ−タリ−トランス |
| JPS6319805A (ja) * | 1986-07-12 | 1988-01-27 | Sony Corp | ロ−タリ−トランス |
| IT1208358B (it) * | 1987-03-31 | 1989-06-12 | Brussino Massimo | Procedimento per la produzione di laminato plastico magnetico e laminato magnetico ottenuto con tale procedimento |
| JPH0257277U (fr) * | 1988-10-19 | 1990-04-25 | ||
| US5126906A (en) * | 1989-04-17 | 1992-06-30 | Hitachi, Ltd. | Rotary magnetic head device with rotary transformer having high coupling coefficient |
| US7106163B2 (en) | 1998-03-27 | 2006-09-12 | The Furukawa Electric Co., Ltd. | Core |
| DE20116068U1 (de) * | 2001-09-29 | 2003-02-13 | Ebm Werke Gmbh & Co Kg | Außenläufermotor |
| DE102021213294A1 (de) | 2021-11-25 | 2023-05-25 | Mahle International Gmbh | Drehtransformator für eine fremderregte Synchronmaschine |
-
1984
- 1984-10-01 JP JP59204084A patent/JPS6184006A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6184006A (ja) | 1986-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |