FR1459620A - Tête magnétique à plusieurs pistes et méthode de réalisation - Google Patents

Tête magnétique à plusieurs pistes et méthode de réalisation

Info

Publication number
FR1459620A
FR1459620A FR42294A FR42294A FR1459620A FR 1459620 A FR1459620 A FR 1459620A FR 42294 A FR42294 A FR 42294A FR 42294 A FR42294 A FR 42294A FR 1459620 A FR1459620 A FR 1459620A
Authority
FR
France
Prior art keywords
realization
magnetic head
several tracks
tracks
several
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
FR42294A
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.)
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
Application granted granted Critical
Publication of FR1459620A publication Critical patent/FR1459620A/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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49036—Fabricating head structure or component thereof including measuring or testing
    • Y10T29/49041—Fabricating head structure or component thereof including measuring or testing with significant slider/housing shaping or treating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49048—Machining magnetic material [e.g., grinding, etching, polishing]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49053—Multitrack heads having integral holding means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
FR42294A 1964-12-30 1965-12-15 Tête magnétique à plusieurs pistes et méthode de réalisation Expired FR1459620A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US422185A US3353261A (en) 1964-12-30 1964-12-30 Method of making a multitrack magnetic transducer head

Publications (1)

Publication Number Publication Date
FR1459620A true FR1459620A (fr) 1966-11-18

Family

ID=23673750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42294A Expired FR1459620A (fr) 1964-12-30 1965-12-15 Tête magnétique à plusieurs pistes et méthode de réalisation

Country Status (3)

Country Link
US (1) US3353261A (fr)
DE (1) DE1474396A1 (fr)
FR (1) FR1459620A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018234717A1 (fr) 2017-06-23 2018-12-27 Laboratoires M&L Capsule deformable a usage unique
WO2018234715A1 (fr) 2017-06-23 2018-12-27 Laboratoires M&L Couple de capsules assemblees ensemble et comprenant respectivement deux phases differentes a melanger

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL149020B (nl) * 1965-01-14 1976-03-15 Philips Nv Werkwijze voor het vervaardigen van een poolschoeneenheid voor een magneetkop, alsmede poolschoeneenheid, vervaardigd volgens deze werkwijze.
NL146311B (nl) * 1965-04-22 1975-06-16 Philips Nv Werkwijze voor het vervaardigen van een dubbelspleets-magneetkop en dubbelspleets-magneetkop volgens deze werkwijze vervaardigd.
US3466637A (en) * 1965-10-24 1969-09-09 Honeywell Inc Multitransducer arrangement
US3391453A (en) * 1965-12-29 1968-07-09 Teletype Corp Method of manufacturing magnetic tape transducer heads
NL6600603A (fr) * 1966-01-18 1967-07-19
US3478340A (en) * 1966-03-11 1969-11-11 Ibm Unitized magnetic assembly
US3543396A (en) * 1967-01-17 1970-12-01 Zbigniew Illg Method of multi-track,two-gap,ferrite magnetic heads designed especially for digital recording
US3514851A (en) * 1967-04-03 1970-06-02 Control Data Corp Method of manufacturing a magnetic head structure
US3593217A (en) * 1967-10-27 1971-07-13 Texas Instruments Inc Subminiature tunable circuits in modular form and method for making same
US3634933A (en) * 1968-05-01 1972-01-18 Rca Corp Magnetic head method
US3544982A (en) * 1968-05-01 1970-12-01 Rca Corp Multi-head magnetic transducer
US3597836A (en) * 1968-05-21 1971-08-10 Matsushita Electric Ind Co Ltd Method of manufacturing a multichannel magnetic head
US3839784A (en) * 1968-09-30 1974-10-08 Texas Instruments Inc Method for fabricating magnetic read-write head array and product
US3601871A (en) * 1968-09-30 1971-08-31 Texas Instruments Inc Method for fabricating magnetic read-write head array and product
US3648264A (en) * 1968-09-30 1972-03-07 Texas Instruments Inc Magnetic head with printed circuit coil
US3562442A (en) * 1968-10-04 1971-02-09 Potter Instrument Co Inc Multi-track magnetic recording heads and method of construction therefor
JPS4826527B1 (fr) * 1969-02-13 1973-08-11
NL162495C (nl) * 1969-03-10 Matsushita Electric Ind Co Ltd Meerkanaals magneetkop.
JPS5031818B1 (fr) * 1969-06-23 1975-10-15
US3737991A (en) * 1970-08-18 1973-06-12 Matsushita Electric Ind Co Ltd Method of making a multi-channel magnetic head
US3792492A (en) * 1971-03-22 1974-02-12 S Neace Air bearing multi-channel magnetic head assembly
US3843968A (en) * 1971-06-25 1974-10-22 Ampex Magnetic head
US3761641A (en) * 1971-06-25 1973-09-25 Ampex Magnetic head with demountable face part assembly
US3863268A (en) * 1971-08-07 1975-01-28 Teac Corp Magnetic head
GB1385945A (en) * 1972-06-06 1975-03-05 Int Computers Ltd Methods of manufacturing magnetic transducing heads and parts thereof
JPS5248809B2 (fr) * 1972-09-22 1977-12-13
US3999286A (en) * 1975-06-11 1976-12-28 Minnesota Mining And Manufacturing Company Method of making multitrack heads
JPS5474409A (en) * 1977-11-25 1979-06-14 Olympus Optical Co Ltd Production of multi-track magnetic head
DE2912309A1 (de) * 1978-03-28 1979-10-11 Olympus Optical Co Verfahren zum herstellen eines mehrfach-magnetkopfes
US4373173A (en) * 1981-03-19 1983-02-08 International Business Machines Corporation Multi-element head assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3145452A (en) * 1958-03-24 1964-08-25 Iit Res Inst Method of making a magnetic head
US3070670A (en) * 1960-02-23 1962-12-25 Ampex Magnetic record head assembly
NL277285A (fr) * 1961-04-17

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018234717A1 (fr) 2017-06-23 2018-12-27 Laboratoires M&L Capsule deformable a usage unique
WO2018234715A1 (fr) 2017-06-23 2018-12-27 Laboratoires M&L Couple de capsules assemblees ensemble et comprenant respectivement deux phases differentes a melanger
US11284697B2 (en) 2017-06-23 2022-03-29 Laboratoires M&L Disposable deformable capsule
US11445796B2 (en) 2017-06-23 2022-09-20 Laboratoires M&L Pair of capsules assembled together and respectively comprising two different phases to be mixed

Also Published As

Publication number Publication date
DE1474396A1 (de) 1969-07-17
US3353261A (en) 1967-11-21

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