NL177951C - Inrichting voor het dempen van trillingen in een beweegbare transducer. - Google Patents
Inrichting voor het dempen van trillingen in een beweegbare transducer.Info
- Publication number
- NL177951C NL177951C NLAANVRAGE7702542,A NL7702542A NL177951C NL 177951 C NL177951 C NL 177951C NL 7702542 A NL7702542 A NL 7702542A NL 177951 C NL177951 C NL 177951C
- Authority
- NL
- Netherlands
- Prior art keywords
- damping vibrations
- movable transducer
- transducer
- movable
- vibrations
- 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
- G11B5/58—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
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66858076A | 1976-03-19 | 1976-03-19 | |
US05/677,827 US4080636A (en) | 1976-03-19 | 1976-04-16 | System for damping vibrations in a deflectable transducer |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7702542A NL7702542A (nl) | 1977-09-21 |
NL177951B NL177951B (nl) | 1985-07-16 |
NL177951C true NL177951C (nl) | 1985-12-16 |
Family
ID=27099943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7702542,A NL177951C (nl) | 1976-03-19 | 1977-03-09 | Inrichting voor het dempen van trillingen in een beweegbare transducer. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4080636A (de) |
JP (1) | JPS5931773B2 (de) |
AT (1) | AT388464B (de) |
BE (1) | BE852629A (de) |
CA (1) | CA1123512A (de) |
DE (1) | DE2711935C3 (de) |
FR (1) | FR2344913A1 (de) |
GB (1) | GB1579855A (de) |
HK (1) | HK11986A (de) |
IT (1) | IT1073209B (de) |
NL (1) | NL177951C (de) |
SU (1) | SU1003775A3 (de) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS598891B2 (ja) * | 1974-11-26 | 1984-02-28 | ソニー株式会社 | 回転磁気ヘッド装置 |
US4203140A (en) * | 1974-11-26 | 1980-05-13 | Sony Corporation | Helical scan VTR with deflectable head |
US4288824A (en) * | 1975-10-14 | 1981-09-08 | Sony Corporation | Deflectable transducer mounting with damper for video signal reproducing apparatus |
JPS6059787B2 (ja) * | 1975-10-14 | 1985-12-26 | ソニー株式会社 | 映像信号再生装置 |
JPS5326107A (en) * | 1976-08-24 | 1978-03-10 | Sony Corp | Tracking correcting apparatus |
JPS5335511A (en) * | 1976-09-13 | 1978-04-03 | Sony Corp | Recorder-reproducer for picture signal |
GB1560023A (en) * | 1976-10-05 | 1980-01-30 | Sony Corp | Automatic magnetic-head scan tracking arrangements |
NL7702815A (nl) * | 1977-03-16 | 1978-09-19 | Philips Nv | Werkwijze voor het regelen van de positie van een schrijf- respektievelijk leeskop en een inrichting voor het uitvoeren van de werkwijze. |
GB1580008A (en) * | 1977-06-04 | 1980-11-26 | Sony Corp | Automatic head tracking system |
JPS54307U (de) * | 1977-06-04 | 1979-01-05 | ||
JPS5492308A (en) * | 1977-12-29 | 1979-07-21 | Sony Corp | Head tracking device in recorder-reproducer |
US4141047A (en) * | 1977-09-12 | 1979-02-20 | Sony Corporation | Method and apparatus for correcting tracking errors of a transducer which scans parallel record tracks |
US4169276A (en) * | 1977-10-17 | 1979-09-25 | Ampex Corporation | Drive circuit for controlling a movable magnetic head |
JPS5460522A (en) * | 1977-10-24 | 1979-05-16 | Sony Corp | Reproducer |
JPS5492307A (en) * | 1977-12-29 | 1979-07-21 | Sony Corp | Driving circuit of electrostrictive converter |
JPS5497007A (en) * | 1978-01-17 | 1979-07-31 | Sony Corp | Head supporting structure |
JPS5923226Y2 (ja) * | 1978-02-10 | 1984-07-11 | ソニー株式会社 | 回転磁気ヘツド装置のヘツド支持装置 |
CA1147456A (en) * | 1978-03-23 | 1983-05-31 | Raymond F. Ravizza | Automatically compensated movable head servo circuit and method |
US4163993A (en) * | 1978-03-23 | 1979-08-07 | Ampex Corporation | Continuous slow motion automatic tracking system |
US4197564A (en) * | 1978-03-23 | 1980-04-08 | Ampex Corporation | Automatically calibrated RF envelope detector circuit |
US4318142A (en) * | 1978-03-23 | 1982-03-02 | Ampex Corporation | Automatically compensated movable head servo circuit and method |
US4319289A (en) * | 1978-03-23 | 1982-03-09 | Ampex Corporation | Movable head automatic position acquisition circuit and method |
JPS5528264U (de) * | 1978-08-14 | 1980-02-23 | ||
US4199989A (en) * | 1978-09-18 | 1980-04-29 | Hughes Aircraft Company | Cold damping of mechanical structures |
US4188645A (en) * | 1978-11-02 | 1980-02-12 | Burroughs Corporation | Piezoelectric servo for disk drive |
JPS55157124A (en) * | 1979-05-21 | 1980-12-06 | Matsushita Electric Ind Co Ltd | Rotary magnetic head device |
JPS55159681A (en) * | 1979-05-31 | 1980-12-11 | Sony Corp | Tracking unit for magnetic head |
JPS56127925A (en) * | 1980-03-13 | 1981-10-07 | Sony Corp | Tracking device of magnetic head |
JPS56156924A (en) * | 1980-05-08 | 1981-12-03 | Sony Corp | Track following device |
US4374402A (en) * | 1980-06-27 | 1983-02-15 | Burroughs Corporation | Piezoelectric transducer mounting structure and associated techniques |
JPS5718021A (en) * | 1980-07-03 | 1982-01-29 | Matsushita Electric Ind Co Ltd | Driving device of piezoelectric element |
JPS5827886B2 (ja) * | 1980-07-17 | 1983-06-13 | ソニー株式会社 | 自動トラツキング装置 |
US4471392A (en) * | 1982-03-31 | 1984-09-11 | Rca Corporation | Automatic scan tracking with ringing control |
US4536806A (en) * | 1982-04-02 | 1985-08-20 | Ampex Corporation | Microprocessor controlled multiple servo system for a recording and/or reproducing apparatus |
JPS59191126A (ja) * | 1983-04-14 | 1984-10-30 | Victor Co Of Japan Ltd | ビデオヘツドの位置制御装置 |
JPS6085753U (ja) * | 1983-11-18 | 1985-06-13 | 日本ビクター株式会社 | 磁気テ−プ記録再生装置 |
US4532802A (en) * | 1984-05-31 | 1985-08-06 | International Business Machines Corporation | Apparatus for analyzing the interface between a recording disk and a read-write head |
US4647999A (en) * | 1984-12-03 | 1987-03-03 | Datatape Inc. | Frame for positioning transducing head |
FR2579379B1 (fr) * | 1985-03-19 | 1988-02-26 | Souriau & Cie | Element de raccordement entre un conducteur electrique et un contact de connecteur |
US5057953A (en) * | 1988-03-31 | 1991-10-15 | Applied Magnetics Corporation | Head slider suspension assembly load beam having a fundamental mode vibration characteristic in the range of about 2000 hertz to about 4000 hertz |
EP0372481B1 (de) * | 1988-12-06 | 1995-08-09 | Mitsubishi Denki Kabushiki Kaisha | Magnetisches Aufzeichnungs-/Wiedergabegerät |
US5021906A (en) * | 1989-10-31 | 1991-06-04 | International Business Machines Corporation | Programmable air bearing slider including magnetic read/write element |
US5384676A (en) * | 1991-04-19 | 1995-01-24 | Mitsubishi Denki Kabushiki Kaisha | Magnetic head position controller in a magnetic recording and reproducing apparatus |
JPH04128058U (ja) * | 1991-05-08 | 1992-11-20 | 三洋電機株式会社 | 電動圧縮機 |
US5378974A (en) * | 1993-07-02 | 1995-01-03 | The United States Of America As Represented By The Secretary Of The Air Force | Vibration damping system |
US6310746B1 (en) * | 1999-06-23 | 2001-10-30 | Read-Rite Corporation | Piezoelectric vibration damping for disk drives |
WO2001001393A2 (en) | 1999-06-30 | 2001-01-04 | Seagate Technology Llc | Active damping of actuator bearing translational mode |
US6590748B2 (en) * | 2000-06-06 | 2003-07-08 | Seagate Technology Llc | Combined servo-tracking and preload-controlling microactuator |
US6807332B1 (en) | 2000-11-06 | 2004-10-19 | Western Digital (Fremont), Inc. | Piezoelectric actuated optical switch |
US6752250B2 (en) * | 2001-09-27 | 2004-06-22 | Northrop Grumman Corporation | Shock, vibration and acoustic isolation system |
DE102005060779B4 (de) * | 2005-12-16 | 2008-07-10 | Eads Deutschland Gmbh | Kraftgenerator |
US8302456B2 (en) * | 2006-02-23 | 2012-11-06 | Asylum Research Corporation | Active damping of high speed scanning probe microscope components |
DE102006046593B4 (de) * | 2006-09-30 | 2009-12-10 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Vorrichtung zur Reduktion von Schwingungen einer Struktur |
US9383388B2 (en) | 2014-04-21 | 2016-07-05 | Oxford Instruments Asylum Research, Inc | Automated atomic force microscope and the operation thereof |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126535A (en) * | 1961-12-27 | 1964-03-24 | Transducer positioning system | |
US3184662A (en) * | 1962-07-09 | 1965-05-18 | Sperry Rand Corp | Closed loop servo system with dual channel degenerating feedback |
US3501732A (en) * | 1964-05-04 | 1970-03-17 | Endevco Corp | Semiconductive piezoresistive transducer having a grooved support with electrical contacts |
US3526726A (en) * | 1967-09-27 | 1970-09-01 | Ampex | Piezoelectric transducer assembly for positioning a magnetic record/reproduce head |
SU402914A1 (ru) * | 1971-06-07 | 1973-10-19 | Качающаяся магнитная головка | |
JPS5227996B2 (de) * | 1971-08-30 | 1977-07-23 | ||
JPS5650329B2 (de) * | 1972-05-22 | 1981-11-28 | ||
US3787616A (en) * | 1972-06-05 | 1974-01-22 | Newell Ind | Time base error correction system and method |
SU421041A1 (de) * | 1972-06-09 | 1974-03-25 | ||
NL7409513A (en) * | 1974-07-15 | 1976-01-19 | Philips Nv | Servo system for controlling position of magnetic reading head - has selection signals written into data tracks with simultaneous reading of adjacent tracks |
-
1976
- 1976-04-16 US US05/677,827 patent/US4080636A/en not_active Expired - Lifetime
-
1977
- 1977-03-09 NL NLAANVRAGE7702542,A patent/NL177951C/xx not_active IP Right Cessation
- 1977-03-11 IT IT48436/77A patent/IT1073209B/it active
- 1977-03-17 FR FR7707938A patent/FR2344913A1/fr active Granted
- 1977-03-17 GB GB11452/77A patent/GB1579855A/en not_active Expired
- 1977-03-18 BE BE175911A patent/BE852629A/xx not_active IP Right Cessation
- 1977-03-18 AT AT0187777A patent/AT388464B/de not_active IP Right Cessation
- 1977-03-18 SU SU772468101A patent/SU1003775A3/ru active
- 1977-03-18 DE DE2711935A patent/DE2711935C3/de not_active Expired
- 1977-03-19 JP JP52031010A patent/JPS5931773B2/ja not_active Expired
- 1977-03-21 CA CA274,421A patent/CA1123512A/en not_active Expired
-
1986
- 1986-02-20 HK HK119/86A patent/HK11986A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ATA187777A (de) | 1983-03-15 |
US4080636A (en) | 1978-03-21 |
AT388464B (de) | 1989-06-26 |
GB1579855A (en) | 1980-11-26 |
SU1003775A3 (ru) | 1983-03-07 |
DE2711935A1 (de) | 1977-10-20 |
DE2711935C3 (de) | 1987-07-30 |
HK11986A (en) | 1986-02-28 |
NL7702542A (nl) | 1977-09-21 |
CA1123512A (en) | 1982-05-11 |
FR2344913B1 (de) | 1980-05-09 |
BE852629A (fr) | 1977-07-18 |
IT1073209B (it) | 1985-04-13 |
JPS52117107A (en) | 1977-10-01 |
DE2711935B2 (de) | 1981-02-19 |
NL177951B (nl) | 1985-07-16 |
JPS5931773B2 (ja) | 1984-08-04 |
FR2344913A1 (fr) | 1977-10-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: AMPEX SYSTEMS CORPORATION |
|
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 19951001 |