JPS6242334B2 - - Google Patents
Info
- Publication number
- JPS6242334B2 JPS6242334B2 JP55091481A JP9148180A JPS6242334B2 JP S6242334 B2 JPS6242334 B2 JP S6242334B2 JP 55091481 A JP55091481 A JP 55091481A JP 9148180 A JP9148180 A JP 9148180A JP S6242334 B2 JPS6242334 B2 JP S6242334B2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- circuit
- resistor
- signal processing
- signal
- 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
- 239000003990 capacitor Substances 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 12
- 238000006073 displacement reaction Methods 0.000 description 7
- 238000010248 power generation Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
- G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads
- G11B5/592—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads using bimorph elements supporting the heads
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Control Of Position Or Direction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9148180A JPS5718021A (en) | 1980-07-03 | 1980-07-03 | Driving device of piezoelectric element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9148180A JPS5718021A (en) | 1980-07-03 | 1980-07-03 | Driving device of piezoelectric element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5718021A JPS5718021A (en) | 1982-01-29 |
| JPS6242334B2 true JPS6242334B2 (es) | 1987-09-08 |
Family
ID=14027590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9148180A Granted JPS5718021A (en) | 1980-07-03 | 1980-07-03 | Driving device of piezoelectric element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5718021A (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61237110A (ja) * | 1985-04-15 | 1986-10-22 | Sanyo Electric Co Ltd | 圧電素子駆動装置 |
| JPS6263317A (ja) * | 1986-09-16 | 1987-03-20 | Hitachi Ltd | 微小変位発生装置 |
| JPH0816206B2 (ja) * | 1987-12-28 | 1996-02-21 | 株式会社サクラクレパス | 水性消去性マーキングペンインキ組成物 |
| JPH0644545A (ja) * | 1991-12-24 | 1994-02-18 | Mitsubishi Electric Corp | 磁気記録再生装置 |
| JP2550461B2 (ja) * | 1992-06-02 | 1996-11-06 | トウフク株式会社 | 建設用資材及びその製造方法 |
| JPH073910A (ja) * | 1993-04-30 | 1995-01-06 | Takeshi Doi | 資源再利用による不燃建材製造法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52117107A (en) * | 1976-03-19 | 1977-10-01 | Ampex | Device for braking deflecting transducer vibration |
| JPS573496A (en) * | 1980-06-06 | 1982-01-08 | Matsushita Electric Ind Co Ltd | Piezoelectric element drive device |
-
1980
- 1980-07-03 JP JP9148180A patent/JPS5718021A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52117107A (en) * | 1976-03-19 | 1977-10-01 | Ampex | Device for braking deflecting transducer vibration |
| JPS573496A (en) * | 1980-06-06 | 1982-01-08 | Matsushita Electric Ind Co Ltd | Piezoelectric element drive device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5718021A (en) | 1982-01-29 |
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