JPH0538411Y2 - - Google Patents
Info
- Publication number
- JPH0538411Y2 JPH0538411Y2 JP1987069829U JP6982987U JPH0538411Y2 JP H0538411 Y2 JPH0538411 Y2 JP H0538411Y2 JP 1987069829 U JP1987069829 U JP 1987069829U JP 6982987 U JP6982987 U JP 6982987U JP H0538411 Y2 JPH0538411 Y2 JP H0538411Y2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- tracking
- focus
- magnetic poles
- wound
- 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 8
- 238000004804 winding Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987069829U JPH0538411Y2 (fr) | 1987-05-11 | 1987-05-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987069829U JPH0538411Y2 (fr) | 1987-05-11 | 1987-05-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63181113U JPS63181113U (fr) | 1988-11-22 |
JPH0538411Y2 true JPH0538411Y2 (fr) | 1993-09-29 |
Family
ID=30910913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987069829U Expired - Lifetime JPH0538411Y2 (fr) | 1987-05-11 | 1987-05-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0538411Y2 (fr) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6052937A (ja) * | 1983-06-25 | 1985-03-26 | ドイチエ・トムソン−ブラント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 半径方向に作用するトラッキング装置 |
-
1987
- 1987-05-11 JP JP1987069829U patent/JPH0538411Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6052937A (ja) * | 1983-06-25 | 1985-03-26 | ドイチエ・トムソン−ブラント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 半径方向に作用するトラッキング装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS63181113U (fr) | 1988-11-22 |
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