NL6916827A - - Google Patents

Info

Publication number
NL6916827A
NL6916827A NL6916827A NL6916827A NL6916827A NL 6916827 A NL6916827 A NL 6916827A NL 6916827 A NL6916827 A NL 6916827A NL 6916827 A NL6916827 A NL 6916827A NL 6916827 A NL6916827 A NL 6916827A
Authority
NL
Netherlands
Application number
NL6916827A
Other versions
NL148171B (en
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
Priority claimed from JP1462169A external-priority patent/JPS4840401B1/ja
Application filed filed Critical
Publication of NL6916827A publication Critical patent/NL6916827A/xx
Publication of NL148171B publication Critical patent/NL148171B/en

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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/23—Gap features
    • G11B5/232—Manufacture of gap
    • 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
    • G11B5/23—Gap features
    • G11B5/235—Selection of material for gap filler
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • 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

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
NL696916827A 1968-11-08 1969-11-07 METHOD OF MANUFACTURING A MAGNETIC HEAD AND MAGNET HEAD THEREFORE MANUFACTURED. NL148171B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8125668 1968-11-08
JP1462169A JPS4840401B1 (en) 1969-02-28 1969-02-28

Publications (2)

Publication Number Publication Date
NL6916827A true NL6916827A (en) 1970-05-12
NL148171B NL148171B (en) 1975-12-15

Family

ID=26350599

Family Applications (1)

Application Number Title Priority Date Filing Date
NL696916827A NL148171B (en) 1968-11-08 1969-11-07 METHOD OF MANUFACTURING A MAGNETIC HEAD AND MAGNET HEAD THEREFORE MANUFACTURED.

Country Status (3)

Country Link
US (1) US3656229A (en)
DE (1) DE1956217C3 (en)
NL (1) NL148171B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32110E (en) * 1971-05-26 1986-04-15 General Electric Co. Aluminum oxide coated cemented carbide product
CH540990A (en) * 1971-07-07 1973-08-31 Battelle Memorial Institute Method for increasing the wear resistance of the surface of a cutting tool
US4182643A (en) * 1977-07-05 1980-01-08 Control Data Corporation Method of forming gaps in magnetic heads
US4293883A (en) * 1979-12-26 1981-10-06 International Business Machines Corporation Magnetic head mount assembly
NL8202059A (en) * 1982-05-19 1983-12-16 Philips Nv GLASS-KITTED MAGNETIC HEAD AND METHOD FOR ITS MANUFACTURE.
KR890003043B1 (en) * 1983-07-16 1989-08-19 알프스덴기 가부시기 가이샤 Magnetic head
US4512862A (en) * 1983-08-08 1985-04-23 International Business Machines Corporation Method of making a thin film insulator
JPS60138730A (en) * 1983-12-27 1985-07-23 Kyocera Corp Substrate for magnetic disc
JPS61126606A (en) * 1984-11-22 1986-06-14 Alps Electric Co Ltd Magnetic head for vertical magnetic recording
JPS62120629A (en) * 1985-11-20 1987-06-01 Sumitomo Special Metals Co Ltd Magnetic disk and its production
US5350629A (en) * 1993-03-01 1994-09-27 Storage Technology Corporation Magnetoresistive device and barrier formation process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866011A (en) * 1954-07-13 1958-12-23 Clevite Corp Magnetic transducer head
US3126615A (en) * 1957-08-28 1964-03-31 Method of manufacturing multiple
US3098126A (en) * 1960-01-11 1963-07-16 Minnesota Mining & Mfg Magnetic transducer device
NL284295A (en) * 1961-10-12 1900-01-01
US3458926A (en) * 1965-10-08 1969-08-05 Ibm Method of forming a glass filled gap

Also Published As

Publication number Publication date
NL148171B (en) 1975-12-15
DE1956217B2 (en) 1973-04-26
US3656229A (en) 1972-04-18
DE1956217A1 (en) 1970-05-21
DE1956217C3 (en) 1973-11-22

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