JPS5458426A - Production of thin film magnetic head - Google Patents

Production of thin film magnetic head

Info

Publication number
JPS5458426A
JPS5458426A JP12468277A JP12468277A JPS5458426A JP S5458426 A JPS5458426 A JP S5458426A JP 12468277 A JP12468277 A JP 12468277A JP 12468277 A JP12468277 A JP 12468277A JP S5458426 A JPS5458426 A JP S5458426A
Authority
JP
Japan
Prior art keywords
gap
marks
depth
patterns
head core
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.)
Granted
Application number
JP12468277A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6117048B2 (enrdf_load_stackoverflow
Inventor
Minoru Takahashi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP12468277A priority Critical patent/JPS5458426A/ja
Publication of JPS5458426A publication Critical patent/JPS5458426A/ja
Publication of JPS6117048B2 publication Critical patent/JPS6117048B2/ja
Granted 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
    • G11B5/3166—Testing or indicating in relation thereto, e.g. before the fabrication is completed
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP12468277A 1977-10-18 1977-10-18 Production of thin film magnetic head Granted JPS5458426A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12468277A JPS5458426A (en) 1977-10-18 1977-10-18 Production of thin film magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12468277A JPS5458426A (en) 1977-10-18 1977-10-18 Production of thin film magnetic head

Publications (2)

Publication Number Publication Date
JPS5458426A true JPS5458426A (en) 1979-05-11
JPS6117048B2 JPS6117048B2 (enrdf_load_stackoverflow) 1986-05-06

Family

ID=14891454

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12468277A Granted JPS5458426A (en) 1977-10-18 1977-10-18 Production of thin film magnetic head

Country Status (1)

Country Link
JP (1) JPS5458426A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2521759A1 (fr) * 1982-02-12 1983-08-19 Philips Nv Tete magnetique et son procede de fabrication
JP2011060419A (ja) * 2005-08-22 2011-03-24 Headway Technologies Inc 磁気ヘッドおよびその製造方法ならびに磁気ヘッド用基礎構造物
US8163186B2 (en) 2004-12-28 2012-04-24 Headway Technologies, Inc. Method of manufacturing magnetic head, and magnetic head sub-structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2521759A1 (fr) * 1982-02-12 1983-08-19 Philips Nv Tete magnetique et son procede de fabrication
US8163186B2 (en) 2004-12-28 2012-04-24 Headway Technologies, Inc. Method of manufacturing magnetic head, and magnetic head sub-structure
JP2011060419A (ja) * 2005-08-22 2011-03-24 Headway Technologies Inc 磁気ヘッドおよびその製造方法ならびに磁気ヘッド用基礎構造物

Also Published As

Publication number Publication date
JPS6117048B2 (enrdf_load_stackoverflow) 1986-05-06

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