GB2147448B - Magnetic head with azimuth having a tip portion oriented in a given direction and method for manufacturing the same - Google Patents

Magnetic head with azimuth having a tip portion oriented in a given direction and method for manufacturing the same

Info

Publication number
GB2147448B
GB2147448B GB08424564A GB8424564A GB2147448B GB 2147448 B GB2147448 B GB 2147448B GB 08424564 A GB08424564 A GB 08424564A GB 8424564 A GB8424564 A GB 8424564A GB 2147448 B GB2147448 B GB 2147448B
Authority
GB
United Kingdom
Prior art keywords
azimuth
manufacturing
same
magnetic head
tip portion
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
GB08424564A
Other versions
GB8424564D0 (en
GB2147448A (en
Inventor
Toyoaki Takayasu
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.)
Victor Company of Japan Ltd
Nippon Victor KK
Original Assignee
Victor Company of Japan Ltd
Nippon Victor KK
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 Victor Company of Japan Ltd, Nippon Victor KK filed Critical Victor Company of Japan Ltd
Publication of GB8424564D0 publication Critical patent/GB8424564D0/en
Publication of GB2147448A publication Critical patent/GB2147448A/en
Application granted granted Critical
Publication of GB2147448B publication Critical patent/GB2147448B/en
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
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • 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)
  • Magnetic Heads (AREA)
GB08424564A 1983-09-30 1984-09-28 Magnetic head with azimuth having a tip portion oriented in a given direction and method for manufacturing the same Expired GB2147448B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18081083A JPS6074106A (en) 1983-09-30 1983-09-30 Magnetic head

Publications (3)

Publication Number Publication Date
GB8424564D0 GB8424564D0 (en) 1984-11-07
GB2147448A GB2147448A (en) 1985-05-09
GB2147448B true GB2147448B (en) 1986-12-31

Family

ID=16089746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08424564A Expired GB2147448B (en) 1983-09-30 1984-09-28 Magnetic head with azimuth having a tip portion oriented in a given direction and method for manufacturing the same

Country Status (3)

Country Link
JP (1) JPS6074106A (en)
DE (1) DE3435790A1 (en)
GB (1) GB2147448B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62114108A (en) * 1985-11-14 1987-05-25 Mitsubishi Electric Corp Electromagnetic converting element

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1340422A (en) * 1971-01-26 1973-12-12 Int Computers Ltd Methods of making cores for magnetic recording and reproducing heads
JPS5266413A (en) * 1975-11-28 1977-06-01 Sanyo Electric Co Ltd Magnetic head and its production
JPS6026609B2 (en) * 1979-11-26 1985-06-25 チヤ−ルズ・ジヨセフ・ク−ン tension device

Also Published As

Publication number Publication date
JPS6074106A (en) 1985-04-26
DE3435790C2 (en) 1989-10-05
GB8424564D0 (en) 1984-11-07
GB2147448A (en) 1985-05-09
DE3435790A1 (en) 1985-02-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940928