JPS5769523A - Manufacture of magnetic head - Google Patents

Manufacture of magnetic head

Info

Publication number
JPS5769523A
JPS5769523A JP14618880A JP14618880A JPS5769523A JP S5769523 A JPS5769523 A JP S5769523A JP 14618880 A JP14618880 A JP 14618880A JP 14618880 A JP14618880 A JP 14618880A JP S5769523 A JPS5769523 A JP S5769523A
Authority
JP
Japan
Prior art keywords
mask
magnetic head
etching
groove
manufacture
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
JP14618880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6357845B2 (enrdf_load_html_response
Inventor
Takeshi Takahashi
Hiroshi Yoda
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 JP14618880A priority Critical patent/JPS5769523A/ja
Priority to US06/310,114 priority patent/US4425701A/en
Publication of JPS5769523A publication Critical patent/JPS5769523A/ja
Publication of JPS6357845B2 publication Critical patent/JPS6357845B2/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
    • G11B5/1272—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
    • G11B5/133—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
    • 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)
JP14618880A 1980-10-17 1980-10-17 Manufacture of magnetic head Granted JPS5769523A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP14618880A JPS5769523A (en) 1980-10-17 1980-10-17 Manufacture of magnetic head
US06/310,114 US4425701A (en) 1980-10-17 1981-10-09 Methods of making magnetic recording heads

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14618880A JPS5769523A (en) 1980-10-17 1980-10-17 Manufacture of magnetic head

Publications (2)

Publication Number Publication Date
JPS5769523A true JPS5769523A (en) 1982-04-28
JPS6357845B2 JPS6357845B2 (enrdf_load_html_response) 1988-11-14

Family

ID=15402119

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14618880A Granted JPS5769523A (en) 1980-10-17 1980-10-17 Manufacture of magnetic head

Country Status (1)

Country Link
JP (1) JPS5769523A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983251A (en) * 1985-06-20 1991-01-08 U.S. Philips Corporation Method of manufacturing semiconductor devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983251A (en) * 1985-06-20 1991-01-08 U.S. Philips Corporation Method of manufacturing semiconductor devices

Also Published As

Publication number Publication date
JPS6357845B2 (enrdf_load_html_response) 1988-11-14

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