JPS5345036B2 - - Google Patents

Info

Publication number
JPS5345036B2
JPS5345036B2 JP8102675A JP8102675A JPS5345036B2 JP S5345036 B2 JPS5345036 B2 JP S5345036B2 JP 8102675 A JP8102675 A JP 8102675A JP 8102675 A JP8102675 A JP 8102675A JP S5345036 B2 JPS5345036 B2 JP S5345036B2
Authority
JP
Japan
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
JP8102675A
Other versions
JPS5128293A (ja
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 filed Critical
Publication of JPS5128293A publication Critical patent/JPS5128293A/ja
Publication of JPS5345036B2 publication Critical patent/JPS5345036B2/ja
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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
    • G11B5/2651—Manufacture
    • 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
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface
    • 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
    • Y10T29/49048—Machining magnetic material [e.g., grinding, etching, polishing]

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
JP8102675A 1974-07-05 1975-07-02 Expired JPS5345036B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7409107A NL7409107A (nl) 1974-07-05 1974-07-05 Werkwijze en inrichting voor het inslijpen van groeven.

Publications (2)

Publication Number Publication Date
JPS5128293A JPS5128293A (ja) 1976-03-10
JPS5345036B2 true JPS5345036B2 (ja) 1978-12-04

Family

ID=19821707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8102675A Expired JPS5345036B2 (ja) 1974-07-05 1975-07-02

Country Status (7)

Country Link
US (1) US4011692A (ja)
JP (1) JPS5345036B2 (ja)
BE (1) BE830973A (ja)
DE (1) DE2529438A1 (ja)
FR (1) FR2277401A1 (ja)
GB (1) GB1458940A (ja)
NL (1) NL7409107A (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4098032A (en) * 1975-10-20 1978-07-04 International Business Machines Corporation Method of forming air bearing rails of head assemblies
US4110902A (en) * 1975-12-22 1978-09-05 Hitachi, Ltd. Method for manufacturing a magnetic head for video signal
JPS6010478B2 (ja) * 1976-03-05 1985-03-18 ソニー株式会社 映像信号の記録方法
DE2855895C2 (de) * 1978-12-23 1983-05-05 Schott-Zwiesel-Glaswerke Ag, 8372 Zwiesel Maschine zum Entfernen des Teilungsfugengrates von nichtmetallischen Werkstücken
SE422607B (sv) * 1980-08-01 1982-03-15 Karl Gunnar Ohlson Forfarande och anordning vid satsvis tillredning av beleggningsmassa, som innehaller stenmaterial och bitumenbindemedel
US4397085A (en) * 1980-12-05 1983-08-09 International Business Machines Corporation Method of manufacture of a multi-wire nonimpact printhead
JPS61109976A (ja) * 1984-10-31 1986-05-28 東亜医用電子株式会社 ガラス精密弁およびその製法
US5409416A (en) * 1992-09-01 1995-04-25 Glass Unlimited Sheet of glass with groove pattern to provide decorative visual effect
US5843546A (en) * 1996-04-09 1998-12-01 Glass Unlimited Of High Point, Inc. Sheet of glass with roughed band and groove pattern to provide decorative visual effect
US6443813B1 (en) * 2000-04-12 2002-09-03 Seagate Technology Llc Process of eliminating ridges formed during dicing of aerodynamic sliders, and sliders formed thereby
US7167339B2 (en) * 2003-12-03 2007-01-23 International Business Machines Corporation Method for producing and inspecting tape head air-skiving edges
CN110549225B (zh) * 2019-09-26 2020-08-21 克拉玛依市昂科能源科技有限公司 一种金刚石线切割机用纱线导向轮
EP3854541B1 (en) 2020-01-23 2024-06-26 Braun GmbH Electric beard trimmer
EP3854538A1 (en) 2020-01-23 2021-07-28 Braun GmbH Electric beard trimmer
CN113770842B (zh) * 2021-09-25 2022-07-05 浙江机电职业技术学院 一种机械加工模具沟槽棱边打磨装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH83010A (de) * 1919-04-17 1919-11-01 W Barsch Schärfkörper für Apparate zum Abziehen von Klingen für Sicherheits-Rasierapparate
US3440360A (en) * 1964-10-03 1969-04-22 Matsushita Electric Ind Co Ltd Magnetic head with notched pole tips
US3417209A (en) * 1965-10-11 1968-12-17 Cons Electrodynamics Corp High frequency magnetic head
US3478732A (en) * 1967-03-15 1969-11-18 David J Clark Wire saw drum
US3918151A (en) * 1971-03-17 1975-11-11 Philips Corp Method of manufacturing a multiple magnetic head
GB1385945A (en) * 1972-06-06 1975-03-05 Int Computers Ltd Methods of manufacturing magnetic transducing heads and parts thereof
US3845550A (en) * 1972-06-23 1974-11-05 Ampex Method of manufacturing a magnetic head

Also Published As

Publication number Publication date
FR2277401B1 (ja) 1981-08-07
GB1458940A (en) 1976-12-15
FR2277401A1 (fr) 1976-01-30
BE830973A (fr) 1976-01-05
JPS5128293A (ja) 1976-03-10
NL7409107A (nl) 1976-01-07
DE2529438A1 (de) 1976-01-22
US4011692A (en) 1977-03-15

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