ES2030441T3 - Dispositivo para la deteccion de una pluralidad de cabezas magneticas. - Google Patents

Dispositivo para la deteccion de una pluralidad de cabezas magneticas.

Info

Publication number
ES2030441T3
ES2030441T3 ES198787402849T ES87402849T ES2030441T3 ES 2030441 T3 ES2030441 T3 ES 2030441T3 ES 198787402849 T ES198787402849 T ES 198787402849T ES 87402849 T ES87402849 T ES 87402849T ES 2030441 T3 ES2030441 T3 ES 2030441T3
Authority
ES
Spain
Prior art keywords
support
integral
tape
head
detection
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
Application number
ES198787402849T
Other languages
English (en)
Spanish (es)
Inventor
Paul Monard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SCHLUMBERGER INDUSTRIES
Original Assignee
SCHLUMBERGER INDUSTRIES
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 SCHLUMBERGER INDUSTRIES filed Critical SCHLUMBERGER INDUSTRIES
Application granted granted Critical
Publication of ES2030441T3 publication Critical patent/ES2030441T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/086—Access to indexed tracks or parts of continuous track on tapes
    • 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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
ES198787402849T 1986-12-19 1987-12-15 Dispositivo para la deteccion de una pluralidad de cabezas magneticas. Expired - Lifetime ES2030441T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8617789A FR2608825B1 (fr) 1986-12-19 1986-12-19 Dispositif pour la detection de la position d'une tete magnetique

Publications (1)

Publication Number Publication Date
ES2030441T3 true ES2030441T3 (es) 1992-11-01

Family

ID=9342073

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787402849T Expired - Lifetime ES2030441T3 (es) 1986-12-19 1987-12-15 Dispositivo para la deteccion de una pluralidad de cabezas magneticas.

Country Status (8)

Country Link
US (1) US4910615A (enEXAMPLES)
EP (1) EP0279132B1 (enEXAMPLES)
JP (1) JPS63253518A (enEXAMPLES)
AT (1) ATE74680T1 (enEXAMPLES)
DE (1) DE3778146D1 (enEXAMPLES)
ES (1) ES2030441T3 (enEXAMPLES)
FR (1) FR2608825B1 (enEXAMPLES)
GR (1) GR3005000T3 (enEXAMPLES)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03288314A (ja) * 1990-04-04 1991-12-18 Sharp Corp 回転ヘッド型磁気記録再生装置のヘッド位置検出装置
US5384676A (en) * 1991-04-19 1995-01-24 Mitsubishi Denki Kabushiki Kaisha Magnetic head position controller in a magnetic recording and reproducing apparatus
US6510015B2 (en) 1999-12-10 2003-01-21 Seagate Technology Llc Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the same
US20120274315A1 (en) * 2011-04-28 2012-11-01 Rhodes Michael L Rotation Angle Measurement Assembly
CN114965614B (zh) * 2022-04-28 2023-09-22 山东维璟医疗器械股份有限公司 一种维生素检测仪

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783196A (en) * 1971-03-22 1974-01-01 Rca Corp High-density capacitive information records and playback apparatus therefor
US4093885A (en) * 1976-03-19 1978-06-06 Ampex Corporation Transducer assembly vibration sensor
US4183060A (en) * 1976-03-19 1980-01-08 Rca Corporation Capacitance distance sensor apparatus for video disc player/recorder
US4165523A (en) * 1976-03-19 1979-08-21 Ampex Corporation Automatic scan tracking using an additional sensing means on a bimorph
JPS54307U (enEXAMPLES) * 1977-06-04 1979-01-05
GB1580008A (en) * 1977-06-04 1980-11-26 Sony Corp Automatic head tracking system
NL7805802A (nl) * 1978-05-29 1979-12-03 Philips Nv Inrichting voor het besturen van een pieezo-elektrisch positioneringselement.
JPS55159681A (en) * 1979-05-31 1980-12-11 Sony Corp Tracking unit for magnetic head
JPS56117326A (en) * 1980-02-18 1981-09-14 Victor Co Of Japan Ltd Rotary head type magnetic recording and reproducing device
JPS56156924A (en) * 1980-05-08 1981-12-03 Sony Corp Track following device
US4485414A (en) * 1980-07-07 1984-11-27 Ampex Corporation Servo system for positioning a movable transducing head assembly
US4471392A (en) * 1982-03-31 1984-09-11 Rca Corporation Automatic scan tracking with ringing control
JPS59104722A (ja) * 1982-12-06 1984-06-16 Hitachi Ltd 磁気記録再生装置
JPH0695377B2 (ja) * 1985-03-12 1994-11-24 ソニー株式会社 バイモルフヘツドのバイモルフ駆動装置

Also Published As

Publication number Publication date
ATE74680T1 (de) 1992-04-15
JPS63253518A (ja) 1988-10-20
EP0279132A1 (fr) 1988-08-24
EP0279132B1 (fr) 1992-04-08
US4910615A (en) 1990-03-20
GR3005000T3 (enEXAMPLES) 1993-04-28
FR2608825A1 (fr) 1988-06-24
DE3778146D1 (de) 1992-05-14
FR2608825B1 (fr) 1994-12-30

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