JPH0514336Y2 - - Google Patents
Info
- Publication number
- JPH0514336Y2 JPH0514336Y2 JP1985154132U JP15413285U JPH0514336Y2 JP H0514336 Y2 JPH0514336 Y2 JP H0514336Y2 JP 1985154132 U JP1985154132 U JP 1985154132U JP 15413285 U JP15413285 U JP 15413285U JP H0514336 Y2 JPH0514336 Y2 JP H0514336Y2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- magnet
- tracking
- focus coil
- magnetic pole
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 230000004907 flux Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985154132U JPH0514336Y2 (US07122603-20061017-C00045.png) | 1985-10-08 | 1985-10-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985154132U JPH0514336Y2 (US07122603-20061017-C00045.png) | 1985-10-08 | 1985-10-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6263824U JPS6263824U (US07122603-20061017-C00045.png) | 1987-04-21 |
JPH0514336Y2 true JPH0514336Y2 (US07122603-20061017-C00045.png) | 1993-04-16 |
Family
ID=31073648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985154132U Expired - Lifetime JPH0514336Y2 (US07122603-20061017-C00045.png) | 1985-10-08 | 1985-10-08 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0514336Y2 (US07122603-20061017-C00045.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005317082A (ja) | 2004-04-28 | 2005-11-10 | Funai Electric Co Ltd | 光ピックアップ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58194145A (ja) * | 1982-05-01 | 1983-11-12 | Sony Corp | 光学ピツクアツプ装置 |
JPS6022741A (ja) * | 1983-07-19 | 1985-02-05 | Sharp Corp | 対物レンズ駆動装置 |
-
1985
- 1985-10-08 JP JP1985154132U patent/JPH0514336Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58194145A (ja) * | 1982-05-01 | 1983-11-12 | Sony Corp | 光学ピツクアツプ装置 |
JPS6022741A (ja) * | 1983-07-19 | 1985-02-05 | Sharp Corp | 対物レンズ駆動装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS6263824U (US07122603-20061017-C00045.png) | 1987-04-21 |
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