CH395575A - Zweispurlöschkopf - Google Patents

Zweispurlöschkopf

Info

Publication number
CH395575A
CH395575A CH1162662A CH1162662A CH395575A CH 395575 A CH395575 A CH 395575A CH 1162662 A CH1162662 A CH 1162662A CH 1162662 A CH1162662 A CH 1162662A CH 395575 A CH395575 A CH 395575A
Authority
CH
Switzerland
Prior art keywords
dual
erase head
track erase
track
head
Prior art date
Application number
CH1162662A
Other languages
English (en)
Inventor
Claussen Tilo
Thiemer Heinz
Original Assignee
Telefunken Patent
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 Telefunken Patent filed Critical Telefunken Patent
Publication of CH395575A publication Critical patent/CH395575A/de

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
    • G11B5/488—Disposition of heads
    • G11B5/4893—Disposition of heads relative to moving tape
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/03—Biasing
    • 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
    • G11B5/10—Structure or manufacture of housings or shields for 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • G11B5/2652—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative
    • G11B5/2654—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing
    • G11B5/2655—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track with more than one gap simultaneously operative for recording or erasing with all the gaps disposed within the track or "guard band" between tracks, e.g. with erase gaps operative on track edges, with wide erase gap followed by narrow write gap
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/024—Erasing

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
CH1162662A 1961-10-17 1962-10-03 Zweispurlöschkopf CH395575A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET20969A DE1167053B (de) 1961-10-17 1961-10-17 Loeschkopf zum getrennten Loeschen von zwei Tonspuren bei Zweispurbetrieb und zum Loeschen von Vollspuraufzeichnungen

Publications (1)

Publication Number Publication Date
CH395575A true CH395575A (de) 1965-07-15

Family

ID=7549919

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1162662A CH395575A (de) 1961-10-17 1962-10-03 Zweispurlöschkopf

Country Status (3)

Country Link
CH (1) CH395575A (de)
DE (1) DE1167053B (de)
GB (1) GB1008728A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0035943A1 (de) * 1980-03-11 1981-09-16 L.C.C.-C.I.C.E. - Compagnie Europeenne De Composants Electroniques Magnetkopf mit veränderbarer Spurbreite zum magnetischen Aufzeichnen oder Wiedergeben von Daten
EP0265665A2 (de) * 1986-10-27 1988-05-04 International Business Machines Corporation Leseschreibkopf für magnetische Daten auf einer Doppelspur zur Verbesserung von Spur-Falschregistrierungseffekten bei Doppelspur-Vertikalaufzeichnung

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3946440A (en) * 1972-08-22 1976-03-23 Canon Kabushiki Kaisha Dual erasing core structure for selectively erasing adjacent recording
JPS51138421A (en) * 1975-05-26 1976-11-30 Olympus Optical Co Ltd Method of fabricating magnetic head

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0035943A1 (de) * 1980-03-11 1981-09-16 L.C.C.-C.I.C.E. - Compagnie Europeenne De Composants Electroniques Magnetkopf mit veränderbarer Spurbreite zum magnetischen Aufzeichnen oder Wiedergeben von Daten
EP0265665A2 (de) * 1986-10-27 1988-05-04 International Business Machines Corporation Leseschreibkopf für magnetische Daten auf einer Doppelspur zur Verbesserung von Spur-Falschregistrierungseffekten bei Doppelspur-Vertikalaufzeichnung
EP0265665A3 (de) * 1986-10-27 1991-02-06 International Business Machines Corporation Leseschreibkopf für magnetische Daten auf einer Doppelspur zur Verbesserung von Spur-Falschregistrierungseffekten bei Doppelspur-Vertikalaufzeichnung

Also Published As

Publication number Publication date
GB1008728A (en) 1965-11-03
DE1167053B (de) 1964-04-02

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