FR2227591B1 - - Google Patents
Info
- Publication number
- FR2227591B1 FR2227591B1 FR7315453A FR7315453A FR2227591B1 FR 2227591 B1 FR2227591 B1 FR 2227591B1 FR 7315453 A FR7315453 A FR 7315453A FR 7315453 A FR7315453 A FR 7315453A FR 2227591 B1 FR2227591 B1 FR 2227591B1
- Authority
- FR
- France
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7315453A FR2227591B1 (it) | 1973-04-27 | 1973-04-27 | |
| DE2420423A DE2420423A1 (de) | 1973-04-27 | 1974-04-26 | Anordnung zur genauen regelung der stellung der koepfe eines lesegeraetes fuer biegsame platten |
| IT21923/74A IT1010107B (it) | 1973-04-27 | 1974-04-26 | Sistema di regolazione di precisio ne della posizione dei pattini de gui apparecchi di lettura di dischi flessibili e apparecchio di lettu ra comportante un siffatto sistema |
| JP49048255A JPS5054305A (it) | 1973-04-27 | 1974-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7315453A FR2227591B1 (it) | 1973-04-27 | 1973-04-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2227591A1 FR2227591A1 (it) | 1974-11-22 |
| FR2227591B1 true FR2227591B1 (it) | 1976-11-12 |
Family
ID=9118615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7315453A Expired FR2227591B1 (it) | 1973-04-27 | 1973-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2227591B1 (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5910163U (ja) * | 1982-07-12 | 1984-01-23 | 株式会社東芝 | 可撓性記録媒体用パッド装置 |
-
1973
- 1973-04-27 FR FR7315453A patent/FR2227591B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2227591A1 (it) | 1974-11-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |