JPS6331850B2 - - Google Patents

Info

Publication number
JPS6331850B2
JPS6331850B2 JP54074621A JP7462179A JPS6331850B2 JP S6331850 B2 JPS6331850 B2 JP S6331850B2 JP 54074621 A JP54074621 A JP 54074621A JP 7462179 A JP7462179 A JP 7462179A JP S6331850 B2 JPS6331850 B2 JP S6331850B2
Authority
JP
Japan
Prior art keywords
groove
grinding
width
track width
magnetic head
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
JP54074621A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5623A (en
Inventor
Teizo Tamura
Kaoru Sakamoto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7462179A priority Critical patent/JPS5623A/ja
Publication of JPS5623A publication Critical patent/JPS5623A/ja
Publication of JPS6331850B2 publication Critical patent/JPS6331850B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Magnetic Heads (AREA)
JP7462179A 1979-06-15 1979-06-15 Magnetic head and its manufacture Granted JPS5623A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7462179A JPS5623A (en) 1979-06-15 1979-06-15 Magnetic head and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7462179A JPS5623A (en) 1979-06-15 1979-06-15 Magnetic head and its manufacture

Publications (2)

Publication Number Publication Date
JPS5623A JPS5623A (en) 1981-01-06
JPS6331850B2 true JPS6331850B2 (OSRAM) 1988-06-27

Family

ID=13552428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7462179A Granted JPS5623A (en) 1979-06-15 1979-06-15 Magnetic head and its manufacture

Country Status (1)

Country Link
JP (1) JPS5623A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60223012A (ja) * 1984-04-18 1985-11-07 Sony Corp 磁気ヘツド
KR900007488B1 (ko) * 1985-09-10 1990-10-10 니뽕 빅터 가부시끼가이샤 자기 헤드
JPH0654529B2 (ja) * 1986-12-12 1994-07-20 日本碍子株式会社 磁気ヘツド用コア及びその製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147310A (en) * 1975-06-12 1976-12-17 Matsushita Electric Ind Co Ltd Production method of magnetic head
JPS53129018A (en) * 1977-04-18 1978-11-10 Victor Co Of Japan Ltd Production of magnetic head core
JPS5463806A (en) * 1977-10-31 1979-05-23 Sony Corp Production of magnetic head

Also Published As

Publication number Publication date
JPS5623A (en) 1981-01-06

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