JPS6353603B2 - - Google Patents
Info
- Publication number
- JPS6353603B2 JPS6353603B2 JP56113169A JP11316981A JPS6353603B2 JP S6353603 B2 JPS6353603 B2 JP S6353603B2 JP 56113169 A JP56113169 A JP 56113169A JP 11316981 A JP11316981 A JP 11316981A JP S6353603 B2 JPS6353603 B2 JP S6353603B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- recording
- reproducing
- magnetic head
- recording medium
- 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
Links
- 239000010409 thin film Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 31
- 238000004804 winding Methods 0.000 claims description 29
- 230000005415 magnetization Effects 0.000 claims description 21
- 239000000696 magnetic material Substances 0.000 claims description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 description 16
- 239000010408 film Substances 0.000 description 14
- 239000000463 material Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 239000011295 pitch Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 230000035699 permeability Effects 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- 239000002985 plastic film Substances 0.000 description 7
- 230000004907 flux Effects 0.000 description 6
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010884 ion-beam technique Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000001259 photo etching Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 239000002650 laminated plastic Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
- G11B5/538—Disposition or mounting of pole pieces on rotating support
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56113169A JPS5814303A (ja) | 1981-07-20 | 1981-07-20 | 磁気記録再生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56113169A JPS5814303A (ja) | 1981-07-20 | 1981-07-20 | 磁気記録再生装置 |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12717581A Division JPS5817531A (ja) | 1981-08-13 | 1981-08-13 | 回転磁気ヘツド組立体における主磁極円盤の製作法 |
| JP12717681A Division JPS5817520A (ja) | 1981-08-13 | 1981-08-13 | 回転磁気ヘツド組立体における補助磁極円盤 |
| JP12717481A Division JPS5814314A (ja) | 1981-08-13 | 1981-08-13 | 回転磁気ヘツド組立体における主磁極円盤の製作法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5814303A JPS5814303A (ja) | 1983-01-27 |
| JPS6353603B2 true JPS6353603B2 (enrdf_load_stackoverflow) | 1988-10-25 |
Family
ID=14605295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56113169A Granted JPS5814303A (ja) | 1981-07-20 | 1981-07-20 | 磁気記録再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5814303A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60141542A (ja) * | 1983-12-28 | 1985-07-26 | 三起機械株式会社 | ロ−ル紙からの打抜き印刷製品の製造方法及び装置 |
| CA2675097C (en) * | 2007-01-16 | 2012-11-27 | Orihiro Engineering Co., Ltd. | Filling and packaging machine and process for producing package |
-
1981
- 1981-07-20 JP JP56113169A patent/JPS5814303A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5814303A (ja) | 1983-01-27 |
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