FR1265942A - Tête magnétique double multivoie - Google Patents

Tête magnétique double multivoie

Info

Publication number
FR1265942A
FR1265942A FR828219A FR828219A FR1265942A FR 1265942 A FR1265942 A FR 1265942A FR 828219 A FR828219 A FR 828219A FR 828219 A FR828219 A FR 828219A FR 1265942 A FR1265942 A FR 1265942A
Authority
FR
France
Prior art keywords
magnetic head
channel magnetic
dual multi
dual
channel
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
Application number
FR828219A
Other languages
English (en)
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.)
Compagnie des Machines Bull SA
Original Assignee
Compagnie des Machines Bull SA
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 Compagnie des Machines Bull SA filed Critical Compagnie des Machines Bull SA
Priority to FR828219A priority Critical patent/FR1265942A/fr
Priority to US107428A priority patent/US3185971A/en
Priority to GB16643/61A priority patent/GB913296A/en
Application granted granted Critical
Publication of FR1265942A publication Critical patent/FR1265942A/fr
Expired legal-status Critical Current

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
    • G11B5/127—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
    • G11B5/10—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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
    • 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
    • G11B5/17—Construction or disposition of windings
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
FR828219A 1960-05-25 1960-05-25 Tête magnétique double multivoie Expired FR1265942A (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR828219A FR1265942A (fr) 1960-05-25 1960-05-25 Tête magnétique double multivoie
US107428A US3185971A (en) 1960-05-25 1961-05-03 Double magnetic head
GB16643/61A GB913296A (en) 1960-05-25 1961-05-08 Improvements in or relating to double multi-channel magnetic heads

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828219A FR1265942A (fr) 1960-05-25 1960-05-25 Tête magnétique double multivoie

Publications (1)

Publication Number Publication Date
FR1265942A true FR1265942A (fr) 1961-07-07

Family

ID=8732163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR828219A Expired FR1265942A (fr) 1960-05-25 1960-05-25 Tête magnétique double multivoie

Country Status (3)

Country Link
US (1) US3185971A (fr)
FR (1) FR1265942A (fr)
GB (1) GB913296A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390797A1 (fr) * 1977-05-12 1978-12-08 Matsushita Electric Ind Co Ltd Ensemble de tete magnetique

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274573A (en) * 1961-08-21 1966-09-20 Burroughs Corp Magnetic transducer
US3249928A (en) * 1961-09-22 1966-05-03 Burroughs Corp Magnetic transducer
BE640044A (fr) * 1962-11-30 1964-03-16
US3504134A (en) * 1966-07-13 1970-03-31 Ncr Co Multiple magnetic head with a strip core having a common base portion
FR1543786A (fr) * 1966-12-28 Ibm Transducteur magnétique
BE754795A (fr) * 1969-08-14 1971-01-18 Bull General Electric Unite de tetes magnetiques multivoie et son procede de fabrication
JPS58105025U (ja) * 1982-01-07 1983-07-16 日本ビクター株式会社 マルチトラツク磁気ヘツド

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922231A (en) * 1956-04-26 1960-01-26 Ibm Magnetic transducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2390797A1 (fr) * 1977-05-12 1978-12-08 Matsushita Electric Ind Co Ltd Ensemble de tete magnetique

Also Published As

Publication number Publication date
GB913296A (en) 1962-12-19
US3185971A (en) 1965-05-25

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