JPS54131917A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS54131917A
JPS54131917A JP3901278A JP3901278A JPS54131917A JP S54131917 A JPS54131917 A JP S54131917A JP 3901278 A JP3901278 A JP 3901278A JP 3901278 A JP3901278 A JP 3901278A JP S54131917 A JPS54131917 A JP S54131917A
Authority
JP
Japan
Prior art keywords
magnetic
tape
recording
legs
opposedly
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
JP3901278A
Other languages
English (en)
Other versions
JPS6031006B2 (ja
Inventor
Takashi Kodama
Tsuneo Yanagida
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP53039012A priority Critical patent/JPS6031006B2/ja
Priority to US06/020,922 priority patent/US4253127A/en
Publication of JPS54131917A publication Critical patent/JPS54131917A/ja
Publication of JPS6031006B2 publication Critical patent/JPS6031006B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/602—Guiding record carrier for track selection, acquisition or following
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
JP53039012A 1978-04-03 1978-04-03 磁気ヘツド Expired JPS6031006B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP53039012A JPS6031006B2 (ja) 1978-04-03 1978-04-03 磁気ヘツド
US06/020,922 US4253127A (en) 1978-04-03 1979-03-15 Magnetic head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53039012A JPS6031006B2 (ja) 1978-04-03 1978-04-03 磁気ヘツド

Publications (2)

Publication Number Publication Date
JPS54131917A true JPS54131917A (en) 1979-10-13
JPS6031006B2 JPS6031006B2 (ja) 1985-07-19

Family

ID=12541181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53039012A Expired JPS6031006B2 (ja) 1978-04-03 1978-04-03 磁気ヘツド

Country Status (2)

Country Link
US (1) US4253127A (ja)
JP (1) JPS6031006B2 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737713A (en) * 1980-08-20 1982-03-02 Seiko Epson Corp Vertical magnetic recording head
DE3213928A1 (de) * 1981-04-15 1982-11-18 Canon Denshi K.K., Chichibu, Saitama Senkrecht - magnetkopf
US4399422A (en) * 1981-08-31 1983-08-16 Wang Laboratories, Inc. Magnetizing apparatus
DE3374622D1 (en) * 1982-04-14 1987-12-23 Matsushita Electric Ind Co Ltd A playback head for perpendicular magnetic recordings
FR2535097B1 (fr) * 1982-10-22 1989-04-07 Cii Honeywell Bull Dispositif d'ecriture d'informations sur un support magnetique
JPS59101004A (ja) * 1982-11-29 1984-06-11 Olympus Optical Co Ltd 録画再生装置
JPS6031007U (ja) * 1983-08-09 1985-03-02 株式会社　樫村用品製作所 車輛用標示灯
JPS6031005U (ja) * 1983-08-09 1985-03-02 株式会社　樫村用品製作所 車輛用標示灯
JPH09312852A (ja) * 1996-05-22 1997-12-02 Matsushita Electric Ind Co Ltd 自動ビーム電流制限装置
US6816339B1 (en) * 2000-01-10 2004-11-09 Seagate Technology Llc Perpendicular magnetic recording head with longitudinal magnetic field generator to facilitate magnetization switching
US6717770B1 (en) 2000-03-24 2004-04-06 Seagate Technology Llc Recording head for applying a magnetic field perpendicular to the magnetizations within magnetic storage media
US6842313B1 (en) 2002-04-08 2005-01-11 Maxtor Corporation Floating down stream perpendicular write head shield
US7075756B1 (en) 2002-11-07 2006-07-11 Maxtor Corporation Shielded pole writer
US7149045B1 (en) 2002-11-07 2006-12-12 Maxtor Corporation Longitudinal media with soft underlayer and perpendicular write head
US7729092B1 (en) 2002-11-07 2010-06-01 Seagate Technology Llc Shielded pole writer under reader
JP4113879B2 (ja) * 2005-02-04 2008-07-09 Ｔｄｋ株式会社 垂直磁気記録ヘッドおよび磁気記録装置
US8130067B2 (en) * 2010-05-11 2012-03-06 Texas Instruments Incorporated High frequency semiconductor transformer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536030A (en) * 1946-12-05 1951-01-02 Armour Res Found Electromagnetic transducer head

Also Published As

Publication number Publication date
US4253127A (en) 1981-02-24
JPS6031006B2 (ja) 1985-07-19

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