BE876590A - Dispositif pour appliquer une tension de commande aux extremites d'un element de positionnement piezo-electrique - Google Patents
Dispositif pour appliquer une tension de commande aux extremites d'un element de positionnement piezo-electriqueInfo
- Publication number
- BE876590A BE876590A BE0/193431A BE195431A BE876590A BE 876590 A BE876590 A BE 876590A BE 0/193431 A BE0/193431 A BE 0/193431A BE 195431 A BE195431 A BE 195431A BE 876590 A BE876590 A BE 876590A
- Authority
- BE
- Belgium
- Prior art keywords
- piezo
- applying
- control voltage
- positioning element
- electric positioning
- Prior art date
Links
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
- G11B5/56—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 support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
- G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
-
- 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
-
- 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
- G11B7/0937—Piezoelectric actuators
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/802—Circuitry or processes for operating piezoelectric or electrostrictive devices not otherwise provided for, e.g. drive circuits
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7805804A NL7805804A (nl) | 1978-05-29 | 1978-05-29 | Inrichting voor het aanleggen van een stuurspanning over een pieezo-elektrisch positioneringselement. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE876590A true BE876590A (fr) | 1979-11-28 |
Family
ID=19830936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/193431A BE876590A (fr) | 1978-05-29 | 1979-05-28 | Dispositif pour appliquer une tension de commande aux extremites d'un element de positionnement piezo-electrique |
Country Status (15)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2918259A1 (de) * | 1979-05-07 | 1980-11-20 | Sony Corp | Verfahren und vorrichtung zum beseitigen der remanenten auslenkung in einer piezokeramischen kopfhalterung eines video-rekorders |
| US4323998A (en) * | 1980-08-21 | 1982-04-06 | Rca Corporation | Video disc locked groove corrector |
| DE3048631A1 (de) * | 1980-12-23 | 1982-07-22 | Siemens AG, 1000 Berlin und 8000 München | Stellglied mit piezokeramischem koerper |
| DE3048632A1 (de) * | 1980-12-23 | 1982-07-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung fuer piezoelektrisches stellglied und dergleichen |
| JPS58130427A (ja) * | 1982-01-29 | 1983-08-03 | Hitachi Ltd | 磁気記録再生装置 |
| AT379269B (de) * | 1982-05-13 | 1985-12-10 | Philips Nv | Schaltungsanordnung zur erzeugung einer steuerspannung fuer ein piezoelektrisches element einer positionierungseinrichtung |
| US4577302A (en) * | 1983-03-14 | 1986-03-18 | Dolby Laboratories Licensing Corporation | Apparatus for reproducing motion picture film photographic sound-tracks to correct reproduction errors and reduce noise |
| JPS60237869A (ja) * | 1984-05-11 | 1985-11-26 | Nippon Soken Inc | 圧電素子駆動装置 |
| JPH02253554A (ja) * | 1989-03-28 | 1990-10-12 | Sumitomo Cement Co Ltd | 紫外線遮蔽ランプ及びその製法 |
| US5430341A (en) * | 1992-09-28 | 1995-07-04 | Summer; Steven | Miniaturized power supply for an electroactive actuator |
| CH687115B5 (fr) * | 1994-11-08 | 1997-03-27 | Smh Management Services Ag | Circuit de commande d'un vibreur piezo-electrique. |
| US5691592A (en) * | 1995-09-14 | 1997-11-25 | Motorola, Inc. | Actuator drive and energy recovery system |
| FR2801644B1 (fr) * | 1999-11-29 | 2002-06-21 | Peugeot Citroen Automobiles Sa | Systeme de commande de l'alimentation electrique d'un actionneur d'un injecteur de carburant dans un cylindre de moteur de vehicule |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2938962A (en) * | 1955-07-12 | 1960-05-31 | Konins | Azimuth seeking reproducing head |
| US2937239A (en) * | 1956-02-13 | 1960-05-17 | Gen Electric | Skew servo for multiple channel recording system |
| US3296467A (en) * | 1964-04-20 | 1967-01-03 | Gordon L Locher | Micrometric linear actuator |
| GB1193503A (en) * | 1967-03-10 | 1970-06-03 | Int Computers Ltd | Actuators |
| US3551764A (en) * | 1969-02-28 | 1970-12-29 | Lockheed Aircraft Corp | Piezoelectric linear actuator |
| US3678220A (en) * | 1971-05-26 | 1972-07-18 | Ibm | Angulated positioning marks for moving web |
| US3900888A (en) * | 1972-10-03 | 1975-08-19 | Nakamichi Research | Process for detecting and adjusting a vertical orientation of magnetic heads and apparatus therefor |
| US3919934A (en) * | 1973-05-14 | 1975-11-18 | Burroughs Corp | Power minimization for electrostrictive actuated printers |
| GB1465904A (en) * | 1973-06-28 | 1977-03-02 | Cav Ltd | Control circuits |
| DE2344065C2 (de) * | 1973-08-31 | 1975-10-30 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Anordnung zum Betätigen von punkterzeugenden Druckelementen in einem Mosaikdruckkopf |
| US4093885A (en) * | 1976-03-19 | 1978-06-06 | Ampex Corporation | Transducer assembly vibration sensor |
| US4055849A (en) * | 1976-04-15 | 1977-10-25 | Eastman Kodak Company | Magnetic head positioning and playback apparatus utilizing a split head for self-tracking and selective reproduction |
| US4099211A (en) * | 1976-09-13 | 1978-07-04 | Ampex Corporation | Positionable transducing mounting structure and driving system therefor |
| US4099876A (en) * | 1977-03-14 | 1978-07-11 | Rockwell International Corporation | Phase-coded control for ring laser gyro |
-
1978
- 1978-05-29 NL NL7805804A patent/NL7805804A/xx not_active Application Discontinuation
-
1979
- 1979-05-21 US US06/041,022 patent/US4258282A/en not_active Expired - Lifetime
- 1979-05-23 AU AU47354/79A patent/AU524065B2/en not_active Ceased
- 1979-05-24 CA CA328,298A patent/CA1132230A/en not_active Expired
- 1979-05-25 NZ NZ190546A patent/NZ190546A/xx unknown
- 1979-05-25 CH CH4905/79A patent/CH649643A5/de not_active IP Right Cessation
- 1979-05-25 ES ES480910A patent/ES480910A1/es not_active Expired
- 1979-05-25 DE DE19792921132 patent/DE2921132A1/de active Granted
- 1979-05-25 IT IT68131/79A patent/IT1118701B/it active
- 1979-05-25 GB GB7918353A patent/GB2022901B/en not_active Expired
- 1979-05-26 JP JP6461479A patent/JPS54156514A/ja active Granted
- 1979-05-28 BE BE0/193431A patent/BE876590A/xx not_active IP Right Cessation
- 1979-05-28 NO NO791746A patent/NO150375C/no unknown
- 1979-05-29 FR FR7913647A patent/FR2427661A1/fr active Granted
- 1979-05-29 AT AT0392479A patent/AT364548B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NZ190546A (en) | 1982-03-16 |
| NO791746L (no) | 1979-11-30 |
| NO150375B (no) | 1984-06-25 |
| AU4735479A (en) | 1979-12-06 |
| ATA392479A (de) | 1981-03-15 |
| DE2921132A1 (de) | 1979-12-06 |
| FR2427661B1 (US20080094685A1-20080424-C00004.png) | 1985-02-15 |
| US4258282A (en) | 1981-03-24 |
| CH649643A5 (de) | 1985-05-31 |
| IT1118701B (it) | 1986-03-03 |
| NL7805804A (nl) | 1979-12-03 |
| ES480910A1 (es) | 1980-01-01 |
| CA1132230A (en) | 1982-09-21 |
| AT364548B (de) | 1981-10-27 |
| DE2921132C2 (US20080094685A1-20080424-C00004.png) | 1987-03-19 |
| GB2022901A (en) | 1979-12-19 |
| JPS54156514A (en) | 1979-12-10 |
| JPS6338767B2 (US20080094685A1-20080424-C00004.png) | 1988-08-02 |
| FR2427661A1 (fr) | 1979-12-28 |
| NO150375C (no) | 1984-10-03 |
| AU524065B2 (en) | 1982-08-26 |
| IT7968131A0 (it) | 1979-05-25 |
| GB2022901B (en) | 1982-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19850528 |