JPH0648566Y2 - ヘッド高さ検出装置 - Google Patents
ヘッド高さ検出装置Info
- Publication number
- JPH0648566Y2 JPH0648566Y2 JP1604490U JP1604490U JPH0648566Y2 JP H0648566 Y2 JPH0648566 Y2 JP H0648566Y2 JP 1604490 U JP1604490 U JP 1604490U JP 1604490 U JP1604490 U JP 1604490U JP H0648566 Y2 JPH0648566 Y2 JP H0648566Y2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- head
- electrodes
- capacitance
- height
- 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
- 239000003990 capacitor Substances 0.000 claims description 37
- 238000001514 detection method Methods 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1604490U JPH0648566Y2 (ja) | 1990-02-20 | 1990-02-20 | ヘッド高さ検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1604490U JPH0648566Y2 (ja) | 1990-02-20 | 1990-02-20 | ヘッド高さ検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03106515U JPH03106515U (enrdf_load_stackoverflow) | 1991-11-05 |
| JPH0648566Y2 true JPH0648566Y2 (ja) | 1994-12-12 |
Family
ID=31519330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1604490U Expired - Lifetime JPH0648566Y2 (ja) | 1990-02-20 | 1990-02-20 | ヘッド高さ検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0648566Y2 (enrdf_load_stackoverflow) |
-
1990
- 1990-02-20 JP JP1604490U patent/JPH0648566Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03106515U (enrdf_load_stackoverflow) | 1991-11-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4160268A (en) | Signal pickup device with tracking control and jitter compensation for a video disc | |
| CA1111959A (en) | Tracking-error correcting system for use with record medium scanning apparatus | |
| US4170783A (en) | Signal pickup device for reproducing an information signal recorded on a track of a rotary recording medium | |
| JPS5846781B2 (ja) | 回転記録媒体再生装置における信号トラツキング用カンチレバ−装置 | |
| JPS6213726B2 (enrdf_load_stackoverflow) | ||
| JPH03290816A (ja) | 記録再生装置及びその記録媒体 | |
| US4366515A (en) | Automatic head height control apparatus | |
| US4251838A (en) | Auto-tracking control system for use in apparatus for reproducing a video signal recorded in successive parallel tracks on a recording medium | |
| JPS6213872B2 (enrdf_load_stackoverflow) | ||
| US4167762A (en) | Open loop servo-system for accurate tracking in a video signal reproducing apparatus | |
| US4446497A (en) | Video head driving unit with nonlinear leaf spring force | |
| JPH0648566Y2 (ja) | ヘッド高さ検出装置 | |
| JP2595752B2 (ja) | 磁気記録再生装置 | |
| US4111433A (en) | Tone arm control system | |
| JP2505425B2 (ja) | 圧電アクチユエ−タの温度補償方法 | |
| JPS6161170B2 (enrdf_load_stackoverflow) | ||
| JPS6321246B2 (enrdf_load_stackoverflow) | ||
| US4370740A (en) | Rotary recording medium | |
| JPS6145288B2 (enrdf_load_stackoverflow) | ||
| JPS633026Y2 (enrdf_load_stackoverflow) | ||
| JPS6131379Y2 (enrdf_load_stackoverflow) | ||
| US20020021525A1 (en) | Position sensing system for disc drive magnetic microactuators | |
| JP3057137B2 (ja) | 磁気記録再生装置およびそれにおけるヘッド高さ調整方法 | |
| JPH10149645A (ja) | 情報記録／再生装置 | |
| KR100221422B1 (ko) | 디스크 기록 시스템 및 이러한 디스크 기록 시스템에서 턴테이블의 회전 제어 방법 |