NL7702987A - Magneetkop. - Google Patents

Magneetkop.

Info

Publication number
NL7702987A
NL7702987A NL7702987A NL7702987A NL7702987A NL 7702987 A NL7702987 A NL 7702987A NL 7702987 A NL7702987 A NL 7702987A NL 7702987 A NL7702987 A NL 7702987A NL 7702987 A NL7702987 A NL 7702987A
Authority
NL
Netherlands
Prior art keywords
magnet head
magnet
head
Prior art date
Application number
NL7702987A
Other languages
English (en)
Dutch (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 NL7702987A publication Critical patent/NL7702987A/xx

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
NL7702987A 1976-03-19 1977-03-18 Magneetkop. NL7702987A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/668,571 US4165523A (en) 1976-03-19 1976-03-19 Automatic scan tracking using an additional sensing means on a bimorph

Publications (1)

Publication Number Publication Date
NL7702987A true NL7702987A (nl) 1977-09-21

Family

ID=24682869

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7702987A NL7702987A (nl) 1976-03-19 1977-03-18 Magneetkop.

Country Status (10)

Country Link
US (1) US4165523A (ja)
JP (1) JPS52114311A (ja)
AT (1) AT373418B (ja)
BE (1) BE852626A (ja)
CA (1) CA1119719A (ja)
DE (1) DE2711975C2 (ja)
FR (1) FR2344912A1 (ja)
GB (1) GB1579853A (ja)
IT (1) IT1080035B (ja)
NL (1) NL7702987A (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5480716A (en) * 1977-12-12 1979-06-27 Sony Corp Automatic tracking apparatus
US4197564A (en) * 1978-03-23 1980-04-08 Ampex Corporation Automatically calibrated RF envelope detector circuit
NL7812286A (nl) * 1978-12-19 1980-06-23 Philips Nv Werkwijze voor het lezen en/of schrijven van informatie en een inrichting voor het uitvoeren van de werkwijze.
JPS5593530A (en) * 1978-12-29 1980-07-16 Sony Corp Magnetic head unit
US4285017A (en) * 1979-02-05 1981-08-18 International Business Machines Corporation Stripe following in a helical scan device
AU539426B2 (en) * 1979-03-15 1984-09-27 Sony Corporation Automatic head height control apparatus
JPS5665332A (en) * 1979-10-29 1981-06-03 Sony Corp Magnetic recording and reproducing device
JPS56127925A (en) * 1980-03-13 1981-10-07 Sony Corp Tracking device of magnetic head
JPS56153527A (en) * 1980-04-12 1981-11-27 Hitachi Denshi Ltd Piezoelectric bimorph type transducer
US4485414A (en) * 1980-07-07 1984-11-27 Ampex Corporation Servo system for positioning a movable transducing head assembly
JPS57111188A (en) * 1980-12-27 1982-07-10 Canon Inc Magnetic recorder and reproducer
US4525750A (en) * 1982-09-10 1985-06-25 Rca Corporation Automatic tracking system for multitrack recorders
DE3246989A1 (de) * 1982-12-18 1984-06-20 Robert Bosch Gmbh, 7000 Stuttgart Anordnung zur spurhaltung in einem magnetbandgeraet
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
NL8400593A (nl) * 1984-02-27 1985-09-16 Philips Nv Systeem voor het overdragen van signalen via een bandvormige registratiedrager.
US4701815A (en) * 1985-03-11 1987-10-20 Sony Corporation Tracking servo system for disc memory
US4636893A (en) * 1985-09-06 1987-01-13 Eastman Kodak Company Piezoelectric driven mass storage
FR2608825B1 (fr) * 1986-12-19 1994-12-30 Enertec Dispositif pour la detection de la position d'une tete magnetique
US4931962A (en) * 1988-05-13 1990-06-05 Ade Corporation Fixture and nonrepeatable error compensation system
US5191492A (en) * 1990-03-30 1993-03-02 Archive Corporation Mechanisms for a closed loop head positioner for streaming tape drives
JPH041909A (ja) * 1990-04-18 1992-01-07 Mitsubishi Electric Corp 可動型回転磁気ヘッド装置
JPH08306022A (ja) * 1995-04-28 1996-11-22 Sony Corp 回転ヘッドの構造
US6212784B1 (en) * 1997-11-10 2001-04-10 Danny R. Pittman Three-dimensional robotic scribing system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1130845B (de) * 1960-11-04 1962-06-07 Loewe Opta Ag Magnetkopf-Anordnung fuer Geraete zur magnetischen Aufzeichnung und Wiedergabe von Fernsehbildern
US3126535A (en) * 1961-12-27 1964-03-24 Transducer positioning system
US3292168A (en) * 1962-08-13 1966-12-13 Sperry Rand Corp High resolution, head positioner system
US3526726A (en) * 1967-09-27 1970-09-01 Ampex Piezoelectric transducer assembly for positioning a magnetic record/reproduce head
JPS4630337Y1 (ja) * 1968-06-06 1971-10-20
US3636252A (en) * 1969-02-17 1972-01-18 Ampex Servo for video tape apparatus with editing capabilities
GB1326700A (en) * 1970-12-26 1973-08-15 Ricoh Kk Magnetic tape recorders
SU387423A1 (ru) * 1971-06-07 1973-06-21 УСТРОЙСТВО дл КОМПЕНСАЦИИ ПЕРЕКОСА МАГНИТНОЙ ЛЕНТЫ
JPS5243362B2 (ja) * 1971-09-13 1977-10-29
US3787616A (en) * 1972-06-05 1974-01-22 Newell Ind Time base error correction system and method
JPS4920208A (ja) * 1972-06-16 1974-02-22
JPS5633772B2 (ja) * 1972-12-20 1981-08-06
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
JPS598891B2 (ja) * 1974-11-26 1984-02-28 ソニー株式会社 回転磁気ヘッド装置

Also Published As

Publication number Publication date
BE852626A (fr) 1977-07-18
FR2344912B1 (ja) 1980-05-09
GB1579853A (en) 1980-11-26
DE2711975A1 (de) 1977-09-22
JPS52114311A (en) 1977-09-26
DE2711975C2 (de) 1984-11-22
US4165523A (en) 1979-08-21
FR2344912A1 (fr) 1977-10-14
IT1080035B (it) 1985-05-16
ATA187677A (de) 1983-05-15
CA1119719A (en) 1982-03-09
AT373418B (de) 1984-01-25

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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
BV The patent application has lapsed