AU3119784A - Vertical recording head - Google Patents

Vertical recording head

Info

Publication number
AU3119784A
AU3119784A AU31197/84A AU3119784A AU3119784A AU 3119784 A AU3119784 A AU 3119784A AU 31197/84 A AU31197/84 A AU 31197/84A AU 3119784 A AU3119784 A AU 3119784A AU 3119784 A AU3119784 A AU 3119784A
Authority
AU
Australia
Prior art keywords
recording head
vertical recording
vertical
head
recording
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.)
Abandoned
Application number
AU31197/84A
Inventor
Nan-Hsiung Yeh
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.)
Control Data Corp
Original Assignee
Control Data Corp
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 Control Data Corp filed Critical Control Data Corp
Publication of AU3119784A publication Critical patent/AU3119784A/en
Abandoned 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
    • 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
    • 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
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
    • 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
    • G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
AU31197/84A 1983-11-04 1984-07-26 Vertical recording head Abandoned AU3119784A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54879283A 1983-11-04 1983-11-04
US548792 1983-11-04

Publications (1)

Publication Number Publication Date
AU3119784A true AU3119784A (en) 1985-05-09

Family

ID=24190419

Family Applications (1)

Application Number Title Priority Date Filing Date
AU31197/84A Abandoned AU3119784A (en) 1983-11-04 1984-07-26 Vertical recording head

Country Status (5)

Country Link
JP (1) JPS60103509A (en)
AU (1) AU3119784A (en)
DE (1) DE3424651A1 (en)
FR (1) FR2554624A1 (en)
GB (1) GB2149186A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0166890B1 (en) * 1984-05-04 1988-12-14 Siemens Aktiengesellschaft Thin-layer double-gap magnetic head for a perpendicularly magnetized recording medium
US4644432A (en) * 1985-01-28 1987-02-17 International Business Machines Three pole single element magnetic read/write head
EP0232505A1 (en) * 1985-12-20 1987-08-19 Siemens Aktiengesellschaft Magnetic storage device with a recording medium to be magnetized perpendicularly
US5159511A (en) 1987-04-01 1992-10-27 Digital Equipment Corporation Biasing conductor for MR head
US4935832A (en) * 1987-04-01 1990-06-19 Digital Equipment Corporation Recording heads with side shields
US4907113A (en) * 1987-07-29 1990-03-06 Digital Equipment Corporation Three-pole magnetic recording head
US5103553A (en) * 1987-07-29 1992-04-14 Digital Equipment Corporation Method of making a magnetic recording head
US5111352A (en) * 1987-07-29 1992-05-05 Digital Equipment Corporation Three-pole magnetic head with reduced flux leakage
US4897749A (en) * 1988-03-16 1990-01-30 Magnetic Peripherals Inc. Combination probe and ring head for vertical recording
JPH081687B2 (en) * 1988-09-27 1996-01-10 富士通株式会社 Perpendicular magnetization thin film head
US5729413A (en) * 1995-12-20 1998-03-17 Ampex Corporation Two-gap magnetic read/write head

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334192A (en) * 1961-07-24 1967-08-01 Iit Res Inst Cross field magnetic transducer head
GB998244A (en) * 1964-01-13 1965-07-14 Zeuthen & Aagaard As Improvements in and relating to a magnetic head
FR2205701B1 (en) * 1972-11-07 1977-08-05 Cii
US4097909A (en) * 1976-12-20 1978-06-27 International Business Machines Corporation Magnetic transducer with inner and outer magnetic medium cooperating surface zones of different convexity
JPS56165918A (en) * 1980-05-23 1981-12-19 Ricoh Co Ltd Vertical magnetic recorder and reproducer
JPS5737713A (en) * 1980-08-20 1982-03-02 Seiko Epson Corp Vertical magnetic recording head
IT1129437B (en) * 1980-12-16 1986-06-04 Olivetti & Co Spa MAGNETIC HEAD
JPS57164412A (en) * 1981-03-31 1982-10-09 Fujitsu Ltd Magnetic head

Also Published As

Publication number Publication date
GB8418238D0 (en) 1984-08-22
JPS60103509A (en) 1985-06-07
FR2554624A1 (en) 1985-05-10
DE3424651A1 (en) 1985-05-15
GB2149186A (en) 1985-06-05

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