IT1010107B - 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 - Google Patents
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 sistemaInfo
- Publication number
- IT1010107B IT1010107B IT21923/74A IT2192374A IT1010107B IT 1010107 B IT1010107 B IT 1010107B IT 21923/74 A IT21923/74 A IT 21923/74A IT 2192374 A IT2192374 A IT 2192374A IT 1010107 B IT1010107 B IT 1010107B
- Authority
- IT
- Italy
- Prior art keywords
- gui
- shoes
- accuracy adjustment
- accuracy
- adjustment
- Prior art date
Links
Classifications
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
-
- 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
- G11B7/082—Aligning the head or the light source relative to the record carrier otherwise than during transducing, e.g. adjusting tilt set screw during assembly of head
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08576—Swinging-arm positioners
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7315453A FR2227591B1 (it) | 1973-04-27 | 1973-04-27 | |
| FR7337361A FR2248571B2 (it) | 1973-10-19 | 1973-10-19 | |
| FR7346959A FR2256496A2 (it) | 1973-12-28 | 1973-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1010107B true IT1010107B (it) | 1977-01-10 |
Family
ID=27250103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5054305A (it) |
| DE (1) | DE2420423A1 (it) |
| IT (1) | IT1010107B (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51117016A (en) * | 1975-04-07 | 1976-10-14 | Matsushita Electric Ind Co Ltd | Recording and refroducing device |
| NL176315C (nl) * | 1976-05-12 | 1985-03-18 | Philips Nv | Optische aftastinrichting. |
| JPS54149813U (it) * | 1978-04-10 | 1979-10-18 |
-
1974
- 1974-04-26 IT IT21923/74A patent/IT1010107B/it active
- 1974-04-26 DE DE2420423A patent/DE2420423A1/de active Pending
- 1974-04-27 JP JP49048255A patent/JPS5054305A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5054305A (it) | 1975-05-14 |
| DE2420423A1 (de) | 1974-10-31 |
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