FR2165974A1 - - Google Patents

Info

Publication number
FR2165974A1
FR2165974A1 FR7245543A FR7245543A FR2165974A1 FR 2165974 A1 FR2165974 A1 FR 2165974A1 FR 7245543 A FR7245543 A FR 7245543A FR 7245543 A FR7245543 A FR 7245543A FR 2165974 A1 FR2165974 A1 FR 2165974A1
Authority
FR
France
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.)
Granted
Application number
FR7245543A
Other languages
French (fr)
Other versions
FR2165974B1 (it
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2165974A1 publication Critical patent/FR2165974A1/fr
Application granted granted Critical
Publication of FR2165974B1 publication Critical patent/FR2165974B1/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
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
    • G11B5/3916—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide
    • G11B5/3919—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path
    • G11B5/3922—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure
    • G11B5/3925—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure the two parts being thin films
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/02—Dosimeters
    • G01T1/10—Luminescent dosimeters
    • G01T1/11—Thermo-luminescent dosimeters
    • G01T1/115—Read-out devices
    • 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
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • 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
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Magnetic Heads (AREA)
FR7245543A 1971-12-27 1972-12-12 Expired FR2165974B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21259171A 1971-12-27 1971-12-27

Publications (2)

Publication Number Publication Date
FR2165974A1 true FR2165974A1 (it) 1973-08-10
FR2165974B1 FR2165974B1 (it) 1976-08-27

Family

ID=22791669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7245543A Expired FR2165974B1 (it) 1971-12-27 1972-12-12

Country Status (12)

Country Link
JP (1) JPS5325488B2 (it)
AU (1) AU466336B2 (it)
BE (1) BE792917A (it)
CA (1) CA1014657A (it)
CH (1) CH557073A (it)
DK (1) DK132595C (it)
ES (1) ES408374A1 (it)
FR (1) FR2165974B1 (it)
GB (1) GB1368908A (it)
IT (1) IT967901B (it)
NL (1) NL7217350A (it)
SE (1) SE382512B (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2203125A1 (it) * 1972-10-11 1974-05-10 Ibm
FR2455330A1 (fr) * 1979-04-25 1980-11-21 Cii Honeywell Bull Dispositif magnetique de transduction a magnetoresistances

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887945A (en) * 1973-12-12 1975-06-03 Ibm Head assembly for recording and reading, employing inductive and magnetoresistive elements
JPS5110918A (ja) * 1974-07-17 1976-01-28 Matsushita Electric Ind Co Ltd Jikihetsudo
JPS5123125A (ja) * 1974-08-20 1976-02-24 Matsushita Electric Ind Co Ltd Jikihetsudo
JPS5821326B2 (ja) * 1974-08-20 1983-04-28 松下電器産業株式会社 ジキヘツド
JPS5846766B2 (ja) * 1974-08-22 1983-10-18 日本電気株式会社 シユウセキヘツド
JPS5165923A (ja) * 1974-12-04 1976-06-08 Matsushita Electric Ind Co Ltd Jikihetsudo
JPS5165925A (ja) * 1974-12-04 1976-06-08 Matsushita Electric Ind Co Ltd Jikihetsudo
US3975772A (en) * 1975-06-02 1976-08-17 International Business Machines Corporation Double shielded magnetorestive sensing element
JPS5261305A (en) * 1975-11-17 1977-05-20 Nittoku Kensetsu Kk Method of and apparatus for sinking casttin place concrete pile
US4206958A (en) * 1978-03-27 1980-06-10 The Bendix Corporation Electrical conductor having an integral electrical contact
EP0053343A1 (en) * 1980-11-28 1982-06-09 Hitachi, Ltd. Reproducing and amplifying circuit for magnetoresistive head
US4435634A (en) * 1982-12-22 1984-03-06 International Business Machines Corporation Thermal printer edge compensation
GB2143071B (en) * 1983-07-09 1987-10-28 Magnetic Components Limited Magnetoresistive transducers

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060279A (en) * 1957-11-06 1962-10-23 Emi Ltd Magnetic transducing heads
US3274575A (en) * 1963-08-01 1966-09-20 Koster Heinz Adolf De Transducer having a magneto-resistive bridge circuit
FR1507880A (fr) * 1966-01-19 1967-12-29 Ampex Tête magnétorésistive

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060279A (en) * 1957-11-06 1962-10-23 Emi Ltd Magnetic transducing heads
US3274575A (en) * 1963-08-01 1966-09-20 Koster Heinz Adolf De Transducer having a magneto-resistive bridge circuit
FR1507880A (fr) * 1966-01-19 1967-12-29 Ampex Tête magnétorésistive

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ARTICLE "MAGNETORESISTIVE READ-WRITE HEAD" BROCK ET AUTRES *
PAGES 1206-1207.) *
REVUE US "IBM TECHNICAL DISCLOSURE BULLETIN", VOL. 15, NO. 4, SEPTEMBRE 1972 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2203125A1 (it) * 1972-10-11 1974-05-10 Ibm
FR2455330A1 (fr) * 1979-04-25 1980-11-21 Cii Honeywell Bull Dispositif magnetique de transduction a magnetoresistances

Also Published As

Publication number Publication date
JPS5325488B2 (it) 1978-07-27
AU5041172A (en) 1974-06-27
ES408374A1 (es) 1976-01-16
CH557073A (de) 1974-12-13
DK132595C (da) 1976-05-31
NL7217350A (it) 1973-06-29
BE792917A (fr) 1973-04-16
AU466336B2 (en) 1974-06-27
SE382512B (sv) 1976-02-02
FR2165974B1 (it) 1976-08-27
DE2262659B2 (de) 1975-10-23
GB1368908A (en) 1974-10-02
JPS4877818A (it) 1973-10-19
DE2262659A1 (de) 1973-07-12
IT967901B (it) 1974-03-11
CA1014657A (en) 1977-07-26
DK132595B (da) 1976-01-05

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Legal Events

Date Code Title Description
ST Notification of lapse