FR2003327A1 - - Google Patents

Info

Publication number
FR2003327A1
FR2003327A1 FR6906097A FR6906097A FR2003327A1 FR 2003327 A1 FR2003327 A1 FR 2003327A1 FR 6906097 A FR6906097 A FR 6906097A FR 6906097 A FR6906097 A FR 6906097A FR 2003327 A1 FR2003327 A1 FR 2003327A1
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.)
Withdrawn
Application number
FR6906097A
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2003327A1 publication Critical patent/FR2003327A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • 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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • 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
    • Y10T29/49057—Using glass bonding material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
FR6906097A 1968-03-06 1969-03-05 Withdrawn FR2003327A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1500768 1968-03-06

Publications (1)

Publication Number Publication Date
FR2003327A1 true FR2003327A1 (fr) 1969-11-07

Family

ID=11876818

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6906097A Withdrawn FR2003327A1 (fr) 1968-03-06 1969-03-05

Country Status (5)

Country Link
US (1) US3605259A (fr)
DE (1) DE1912231A1 (fr)
FR (1) FR2003327A1 (fr)
GB (1) GB1259866A (fr)
NL (1) NL6903486A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807043A (en) * 1970-06-02 1974-04-30 Matsushita Electric Ind Co Ltd Method for making magnetic head composed of ferrite
US3785047A (en) * 1970-10-27 1974-01-15 Computer Communications Inc Method of manufacturing magnetic read-write heads
US3706132A (en) * 1970-11-19 1972-12-19 Rca Corp Magnetic transducer fabrication technique
US3750274A (en) * 1971-05-28 1973-08-07 Texas Instruments Inc Method of making glass bonded recording heads
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
US3851375A (en) * 1972-05-08 1974-12-03 Philips Corp Method of bonding together mouldings of sintered oxidic ferromagnetic material
JPS5370808A (en) * 1976-12-07 1978-06-23 Victor Co Of Japan Ltd Magnetic head

Also Published As

Publication number Publication date
NL6903486A (fr) 1969-09-09
US3605259A (en) 1971-09-20
GB1259866A (en) 1972-01-12
DE1912231A1 (de) 1970-01-22

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Legal Events

Date Code Title Description
ST Notification of lapse