JPS6158905B2 - - Google Patents
Info
- Publication number
- JPS6158905B2 JPS6158905B2 JP7299877A JP7299877A JPS6158905B2 JP S6158905 B2 JPS6158905 B2 JP S6158905B2 JP 7299877 A JP7299877 A JP 7299877A JP 7299877 A JP7299877 A JP 7299877A JP S6158905 B2 JPS6158905 B2 JP S6158905B2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- gap length
- output
- electromagnets
- electromagnet
- 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
- 238000004804 winding Methods 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical class [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 description 20
- 238000002789 length control Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000005339 levitation Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/28—Speed controlling, regulating, or indicating
Landscapes
- Rotational Drive Of Disk (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7299877A JPS547904A (en) | 1977-06-20 | 1977-06-20 | Turntable driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7299877A JPS547904A (en) | 1977-06-20 | 1977-06-20 | Turntable driving mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS547904A JPS547904A (en) | 1979-01-20 |
| JPS6158905B2 true JPS6158905B2 (enrdf_load_stackoverflow) | 1986-12-13 |
Family
ID=13505584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7299877A Granted JPS547904A (en) | 1977-06-20 | 1977-06-20 | Turntable driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS547904A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991002353A1 (en) * | 1989-07-31 | 1991-02-21 | Tetsurou Makita | Record player of magnetic levitation and control type |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5065877B2 (ja) * | 2007-12-25 | 2012-11-07 | カヤバ工業株式会社 | 電動機 |
| JP5499549B2 (ja) * | 2009-07-17 | 2014-05-21 | 学校法人東京理科大学 | 二重回転子構造磁気支持モータ及び該二重回転子構造磁気支持モータを搭載したターンテーブル |
-
1977
- 1977-06-20 JP JP7299877A patent/JPS547904A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991002353A1 (en) * | 1989-07-31 | 1991-02-21 | Tetsurou Makita | Record player of magnetic levitation and control type |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS547904A (en) | 1979-01-20 |
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