JPS57186222A - Magnetic head - Google Patents

Magnetic head

Info

Publication number
JPS57186222A
JPS57186222A JP56070798A JP7079881A JPS57186222A JP S57186222 A JPS57186222 A JP S57186222A JP 56070798 A JP56070798 A JP 56070798A JP 7079881 A JP7079881 A JP 7079881A JP S57186222 A JPS57186222 A JP S57186222A
Authority
JP
Japan
Prior art keywords
recording track
erase
gap
core
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.)
Granted
Application number
JP56070798A
Other languages
English (en)
Other versions
JPH0118493B2 (ja
Inventor
Toshiaki Mizoguchi
Kunihiro Hashimoto
Shinichi Takase
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.)
Y II DATA KK
Original Assignee
Y II DATA 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 Y II DATA KK filed Critical Y II DATA KK
Priority to JP56070798A priority Critical patent/JPS57186222A/ja
Priority to IT20977/82A priority patent/IT1151344B/it
Priority to GB8212916A priority patent/GB2098378B/en
Priority to DE19823217267 priority patent/DE3217267A1/de
Priority to FR8208287A priority patent/FR2506054B1/fr
Publication of JPS57186222A publication Critical patent/JPS57186222A/ja
Publication of JPH0118493B2 publication Critical patent/JPH0118493B2/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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • 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
    • G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
JP56070798A 1981-05-13 1981-05-13 Magnetic head Granted JPS57186222A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP56070798A JPS57186222A (en) 1981-05-13 1981-05-13 Magnetic head
IT20977/82A IT1151344B (it) 1981-05-13 1982-04-28 Testina magnetica
GB8212916A GB2098378B (en) 1981-05-13 1982-05-05 Magnetic head
DE19823217267 DE3217267A1 (de) 1981-05-13 1982-05-07 Magnetkopf
FR8208287A FR2506054B1 (fr) 1981-05-13 1982-05-12 Tete magnetique pour dispositif d'enregistrement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56070798A JPS57186222A (en) 1981-05-13 1981-05-13 Magnetic head

Publications (2)

Publication Number Publication Date
JPS57186222A true JPS57186222A (en) 1982-11-16
JPH0118493B2 JPH0118493B2 (ja) 1989-04-06

Family

ID=13441916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56070798A Granted JPS57186222A (en) 1981-05-13 1981-05-13 Magnetic head

Country Status (5)

Country Link
JP (1) JPS57186222A (ja)
DE (1) DE3217267A1 (ja)
FR (1) FR2506054B1 (ja)
GB (1) GB2098378B (ja)
IT (1) IT1151344B (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945625A (ja) * 1982-09-06 1984-03-14 Nippon Telegr & Teleph Corp <Ntt> 磁気ヘツド
JPS59104716A (ja) * 1982-12-07 1984-06-16 Nec Corp デイスク装置
JPS59121613A (ja) * 1982-12-28 1984-07-13 Toshiba Corp 磁気ヘツド装置
US4750071A (en) * 1985-08-28 1988-06-07 Canon Denshi Kabushiki Kaisha Magnetic head assembly including a pair of heads disposed in the vicinity of each other

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58215717A (ja) * 1982-06-09 1983-12-15 Hitachi Ltd 磁気ヘツド
JPS59144027A (ja) * 1983-02-08 1984-08-17 Sony Corp 磁気デイスク記録再生装置
JPS6016312U (ja) * 1983-07-13 1985-02-04 アルプス電気株式会社 磁気ヘツドユニツト
JPS6028013A (ja) * 1983-07-26 1985-02-13 Canon Electronics Inc 磁気ヘツド
JPS6029913A (ja) * 1983-07-29 1985-02-15 Canon Electronics Inc 磁気ヘツド
JPS6061910A (ja) * 1983-09-16 1985-04-09 Mitsubishi Electric Corp 磁気ヘツド組立体
EP0371006B1 (en) * 1984-03-13 1994-01-12 Olympus Optical Co., Ltd. Magnetic recording apparatus
JPH058707U (ja) * 1991-07-20 1993-02-05 テイーデイーケイ株式会社 磁気ヘツド

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5269215U (ja) * 1975-11-18 1977-05-23
JPS52142507A (en) * 1976-05-21 1977-11-28 Yaskawa Denki Seisakusho Kk Magnetic head
JPS5786123A (en) * 1980-09-29 1982-05-29 Xerox Corp Magnetic head unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL156528B (nl) * 1966-09-15 1978-04-17 Philips Nv Magnetische schrijf-lees-wiskop.
FR1537328A (fr) * 1966-09-15 1968-08-23 Philips Nv Tête de magnétophone composite comportant une tête d'inscription et de lecture etdeux têtes d'effacement
US3810244A (en) * 1970-09-14 1974-05-07 Canon Kk Cross type magnetic head
JPS5358218A (en) * 1976-11-08 1978-05-26 Toshiba Corp Magnetic head

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5269215U (ja) * 1975-11-18 1977-05-23
JPS52142507A (en) * 1976-05-21 1977-11-28 Yaskawa Denki Seisakusho Kk Magnetic head
JPS5786123A (en) * 1980-09-29 1982-05-29 Xerox Corp Magnetic head unit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945625A (ja) * 1982-09-06 1984-03-14 Nippon Telegr & Teleph Corp <Ntt> 磁気ヘツド
JPS59104716A (ja) * 1982-12-07 1984-06-16 Nec Corp デイスク装置
JPH0142044B2 (ja) * 1982-12-07 1989-09-08 Nippon Electric Co
JPS59121613A (ja) * 1982-12-28 1984-07-13 Toshiba Corp 磁気ヘツド装置
US4750071A (en) * 1985-08-28 1988-06-07 Canon Denshi Kabushiki Kaisha Magnetic head assembly including a pair of heads disposed in the vicinity of each other

Also Published As

Publication number Publication date
GB2098378A (en) 1982-11-17
DE3217267C2 (ja) 1987-06-11
GB2098378B (en) 1986-05-14
FR2506054A1 (fr) 1982-11-19
IT1151344B (it) 1986-12-17
FR2506054B1 (fr) 1988-01-29
DE3217267A1 (de) 1982-11-25
IT8220977A0 (it) 1982-04-28
JPH0118493B2 (ja) 1989-04-06

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