JPS6127811B2 - - Google Patents
Info
- Publication number
- JPS6127811B2 JPS6127811B2 JP16639780A JP16639780A JPS6127811B2 JP S6127811 B2 JPS6127811 B2 JP S6127811B2 JP 16639780 A JP16639780 A JP 16639780A JP 16639780 A JP16639780 A JP 16639780A JP S6127811 B2 JPS6127811 B2 JP S6127811B2
- Authority
- JP
- Japan
- Prior art keywords
- elastic body
- coil
- control
- tubular elastic
- time axis
- 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
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 229920003051 synthetic elastomer Polymers 0.000 claims description 4
- 239000005061 synthetic rubber Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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
- G11B7/08—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
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/0932—Details of sprung supports
Landscapes
- Optical Recording Or Reproduction (AREA)
- Mechanical Optical Scanning Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16639780A JPS5788534A (en) | 1980-11-22 | 1980-11-22 | Controller for light converging position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16639780A JPS5788534A (en) | 1980-11-22 | 1980-11-22 | Controller for light converging position |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5788534A JPS5788534A (en) | 1982-06-02 |
| JPS6127811B2 true JPS6127811B2 (de) | 1986-06-27 |
Family
ID=15830653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16639780A Granted JPS5788534A (en) | 1980-11-22 | 1980-11-22 | Controller for light converging position |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5788534A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58125240A (ja) * | 1982-01-21 | 1983-07-26 | Toshiba Corp | 光デイスク用ピックアップ |
| JPS60163516U (ja) * | 1984-04-02 | 1985-10-30 | アルプス電気株式会社 | 光学式ピツクアツプ |
| JPS6222244A (ja) * | 1985-07-19 | 1987-01-30 | Nippon Gakki Seizo Kk | 光学式再生装置のフオ−カスサ−チ回路 |
-
1980
- 1980-11-22 JP JP16639780A patent/JPS5788534A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5788534A (en) | 1982-06-02 |
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