NL7702542A - Inrichting voor het dempen van trillingen van een beweegbare transductor. - Google Patents

Inrichting voor het dempen van trillingen van een beweegbare transductor.

Info

Publication number
NL7702542A
NL7702542A NL7702542A NL7702542A NL7702542A NL 7702542 A NL7702542 A NL 7702542A NL 7702542 A NL7702542 A NL 7702542A NL 7702542 A NL7702542 A NL 7702542A NL 7702542 A NL7702542 A NL 7702542A
Authority
NL
Netherlands
Prior art keywords
transductor
movable
vibration dampening
dampening
vibration
Prior art date
Application number
NL7702542A
Other languages
English (en)
Other versions
NL177951C (nl
NL177951B (nl
Original Assignee
Ampex
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ampex filed Critical Ampex
Publication of NL7702542A publication Critical patent/NL7702542A/nl
Publication of NL177951B publication Critical patent/NL177951B/nl
Application granted granted Critical
Publication of NL177951C publication Critical patent/NL177951C/nl

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
NLAANVRAGE7702542,A 1976-03-19 1977-03-09 Inrichting voor het dempen van trillingen in een beweegbare transducer. NL177951C (nl)

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 true NL7702542A (nl) 1977-09-21
NL177951B NL177951B (nl) 1985-07-16
NL177951C 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 (nl)
JP (1) JPS5931773B2 (nl)
AT (1) AT388464B (nl)
BE (1) BE852629A (nl)
CA (1) CA1123512A (nl)
DE (1) DE2711935B2 (nl)
FR (1) FR2344913A1 (nl)
GB (1) GB1579855A (nl)
HK (1) HK11986A (nl)
IT (1) IT1073209B (nl)
NL (1) NL177951C (nl)
SU (1) SU1003775A3 (nl)

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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.
JPS5492308A (en) * 1977-12-29 1979-07-21 Sony Corp Head tracking device in recorder-reproducer
JPS54307U (nl) * 1977-06-04 1979-01-05
GB1580008A (en) * 1977-06-04 1980-11-26 Sony Corp Automatic head tracking system
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
US4163993A (en) * 1978-03-23 1979-08-07 Ampex Corporation Continuous slow motion automatic tracking system
CA1147456A (en) * 1978-03-23 1983-05-31 Raymond F. Ravizza 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
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
JPS5528264U (nl) * 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 (en) * 1988-12-06 1995-08-09 Mitsubishi Denki Kabushiki Kaisha Magnetic recording and reproducing apparatus
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
US6304409B1 (en) 1999-06-30 2001-10-16 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)

* Cited by examiner, † Cited by third party
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 (nl) * 1971-08-30 1977-07-23
JPS5650329B2 (nl) * 1972-05-22 1981-11-28
US3787616A (en) * 1972-06-05 1974-01-22 Newell Ind Time base error correction system and method
SU421041A1 (nl) * 1972-06-09 1974-03-25
NL7409513A (nl) * 1974-07-15 1976-01-19 Philips Nv Servosysteem voor het sturen van de positie van een leeskop.

Also Published As

Publication number Publication date
FR2344913B1 (nl) 1980-05-09
DE2711935A1 (de) 1977-10-20
GB1579855A (en) 1980-11-26
NL177951C (nl) 1985-12-16
DE2711935B2 (de) 1981-02-19
JPS5931773B2 (ja) 1984-08-04
SU1003775A3 (ru) 1983-03-07
DE2711935C3 (nl) 1987-07-30
US4080636A (en) 1978-03-21
HK11986A (en) 1986-02-28
ATA187777A (de) 1983-03-15
CA1123512A (en) 1982-05-11
IT1073209B (it) 1985-04-13
NL177951B (nl) 1985-07-16
FR2344913A1 (fr) 1977-10-14
BE852629A (fr) 1977-07-18
AT388464B (de) 1989-06-26
JPS52117107A (en) 1977-10-01

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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