FR1293374A - Magnetic recording head device and manufacturing method therefor - Google Patents

Magnetic recording head device and manufacturing method therefor

Info

Publication number
FR1293374A
FR1293374A FR865792A FR865792A FR1293374A FR 1293374 A FR1293374 A FR 1293374A FR 865792 A FR865792 A FR 865792A FR 865792 A FR865792 A FR 865792A FR 1293374 A FR1293374 A FR 1293374A
Authority
FR
France
Prior art keywords
manufacturing
recording head
magnetic recording
head device
method therefor
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
FR865792A
Other languages
French (fr)
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Priority to FR865792A priority Critical patent/FR1293374A/en
Application granted granted Critical
Publication of FR1293374A publication Critical patent/FR1293374A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • 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
    • G11B5/1272—Assembling or shaping of elements
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
FR865792A 1961-06-22 1961-06-22 Magnetic recording head device and manufacturing method therefor Expired FR1293374A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR865792A FR1293374A (en) 1961-06-22 1961-06-22 Magnetic recording head device and manufacturing method therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR865792A FR1293374A (en) 1961-06-22 1961-06-22 Magnetic recording head device and manufacturing method therefor

Publications (1)

Publication Number Publication Date
FR1293374A true FR1293374A (en) 1962-05-11

Family

ID=8757848

Family Applications (1)

Application Number Title Priority Date Filing Date
FR865792A Expired FR1293374A (en) 1961-06-22 1961-06-22 Magnetic recording head device and manufacturing method therefor

Country Status (1)

Country Link
FR (1) FR1293374A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402271A1 (en) * 1977-08-29 1979-03-30 Philips Nv PROCESS FOR THE MANUFACTURE OF A MAGNETIC HEAD MADE IN THIN LAYERS, AND A MAGNETIC HEAD WITH NICKEL-IRON CONFIGURATION WITH OBLIQUE EDGES
FR2500672A1 (en) * 1981-02-20 1982-08-27 Hitachi Ltd MAGNETIC THIN FILM HEAD AND MANUFACTURING METHOD THEREOF
FR2641110A1 (en) * 1988-12-23 1990-06-29 Thomson Csf

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2402271A1 (en) * 1977-08-29 1979-03-30 Philips Nv PROCESS FOR THE MANUFACTURE OF A MAGNETIC HEAD MADE IN THIN LAYERS, AND A MAGNETIC HEAD WITH NICKEL-IRON CONFIGURATION WITH OBLIQUE EDGES
FR2500672A1 (en) * 1981-02-20 1982-08-27 Hitachi Ltd MAGNETIC THIN FILM HEAD AND MANUFACTURING METHOD THEREOF
FR2641110A1 (en) * 1988-12-23 1990-06-29 Thomson Csf
WO1990007772A1 (en) * 1988-12-23 1990-07-12 Thomson-Csf Process for producing a reading/recording magnetic head and magnetic head obtained thereby
US5123156A (en) * 1988-12-23 1992-06-23 Thomson-Csf Method for the production of a read-write magnetic head

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