JPH024055B2 - - Google Patents

Info

Publication number
JPH024055B2
JPH024055B2 JP59010581A JP1058184A JPH024055B2 JP H024055 B2 JPH024055 B2 JP H024055B2 JP 59010581 A JP59010581 A JP 59010581A JP 1058184 A JP1058184 A JP 1058184A JP H024055 B2 JPH024055 B2 JP H024055B2
Authority
JP
Japan
Prior art keywords
magnetic
substrate
light
introduction hole
thin
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.)
Expired
Application number
JP59010581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59139125A (ja
Inventor
Kyotaka Wasa
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
Priority to JP59010581A priority Critical patent/JPS59139125A/ja
Publication of JPS59139125A publication Critical patent/JPS59139125A/ja
Publication of JPH024055B2 publication Critical patent/JPH024055B2/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
    • G11B5/187—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
JP59010581A 1984-01-23 1984-01-23 磁気ギャップの形成法 Granted JPS59139125A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59010581A JPS59139125A (ja) 1984-01-23 1984-01-23 磁気ギャップの形成法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59010581A JPS59139125A (ja) 1984-01-23 1984-01-23 磁気ギャップの形成法

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP55105989A Division JPS5929112B2 (ja) 1980-07-31 1980-07-31 スパッタ蒸着法

Publications (2)

Publication Number Publication Date
JPS59139125A JPS59139125A (ja) 1984-08-09
JPH024055B2 true JPH024055B2 (de) 1990-01-25

Family

ID=11754207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59010581A Granted JPS59139125A (ja) 1984-01-23 1984-01-23 磁気ギャップの形成法

Country Status (1)

Country Link
JP (1) JPS59139125A (de)

Also Published As

Publication number Publication date
JPS59139125A (ja) 1984-08-09

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