NL106701C - - Google Patents

Info

Publication number
NL106701C
NL106701C NL106701DA NL106701C NL 106701 C NL106701 C NL 106701C NL 106701D A NL106701D A NL 106701DA NL 106701 C NL106701 C NL 106701C
Authority
NL
Netherlands
Application number
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.)
Publication of NL106701C publication Critical patent/NL106701C/xx

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
    • 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
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • G11B5/1335—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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/928—Magnetic property
    • 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
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9335—Product by special process
    • Y10S428/939—Molten or fused coating
    • 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
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
    • Y10T29/49057—Using glass bonding material
    • 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
    • Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
    • Y10T29/49078—Laminated

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
NL106701D 1957-08-28 NL106701C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL220324 1957-08-28

Publications (1)

Publication Number Publication Date
NL106701C true NL106701C (fr)

Family

ID=19750965

Family Applications (1)

Application Number Title Priority Date Filing Date
NL106701D NL106701C (fr) 1957-08-28

Country Status (9)

Country Link
US (1) US3126615A (fr)
BE (1) BE570658A (fr)
CA (1) CA680095A (fr)
CH (1) CH372851A (fr)
DE (1) DE1176199B (fr)
FR (1) FR1210094A (fr)
GB (1) GB895343A (fr)
IT (1) IT592993A (fr)
NL (1) NL106701C (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3187411A (en) * 1960-09-27 1965-06-08 Philips Corp Method of manufacturing pole-piece units for magnetic heads
US3249987A (en) * 1961-03-30 1966-05-10 Philips Corp Method of manufacturing magnetic heads
US3224073A (en) * 1962-05-09 1965-12-21 Philips Corp Method of making multi-track magnetic heads
US3478340A (en) * 1966-03-11 1969-11-11 Ibm Unitized magnetic assembly
US3656229A (en) * 1968-11-08 1972-04-18 Hitachi Ltd Process for producing magnetic head
US3760494A (en) * 1970-02-02 1973-09-25 Ceramic Magnetics Inc Magnetic head assembly
US4298899A (en) * 1979-12-17 1981-11-03 International Business Machines Corporation Magnetic head assembly with ferrite core
US20030019096A1 (en) * 2001-06-26 2003-01-30 Weihs Timothy P. Magnetic devices comprising magnetic meta-materials
JP4382333B2 (ja) * 2002-03-28 2009-12-09 株式会社東芝 磁気抵抗効果素子、磁気ヘッド及び磁気再生装置
JP5361201B2 (ja) * 2008-01-30 2013-12-04 株式会社東芝 磁気抵抗効果素子の製造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US567250A (en) * 1896-09-08 Electrical transformer
US2234214A (en) * 1935-07-23 1941-03-11 Laminated Shim Co Inc Method of producing laminated shims
US2280981A (en) * 1939-10-17 1942-04-28 Bell Telephone Labor Inc Fabrication of laminated metal objects
US2318095A (en) * 1940-08-17 1943-05-04 Westinghouse Electric & Mfg Co Core structure
US2481393A (en) * 1945-05-30 1949-09-06 Armour Res Found Magnetic recording head
US2579560A (en) * 1948-08-19 1951-12-25 Westinghouse Electric Corp Bonded magnetic core structure
US2615990A (en) * 1949-06-18 1952-10-28 Rca Corp Magnetic recording and reproduction
US2662120A (en) * 1950-02-18 1953-12-08 Bell Telephone Labor Inc Magnetic head
US2680285A (en) * 1950-08-28 1954-06-08 Furnas Electric Co Method of making laminated structures
US2769036A (en) * 1951-04-02 1956-10-30 Ampex Electric Corp Multiple head for magnetic recording and reproduction
US2769866A (en) * 1951-06-08 1956-11-06 Clevite Corp Magnetic transducer head
US2902544A (en) * 1953-06-17 1959-09-01 Leonard D Barry Tapered magnetic head
US2872530A (en) * 1955-06-02 1959-02-03 Rca Corp Magnetic record transducer

Also Published As

Publication number Publication date
BE570658A (fr)
FR1210094A (fr) 1960-03-07
CH372851A (de) 1963-10-31
IT592993A (fr)
DE1176199B (de) 1964-08-20
CA680095A (en) 1964-02-11
GB895343A (en) 1962-05-02
US3126615A (en) 1964-03-31

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