DE3586873T2 - Magnetkopfanordnung. - Google Patents

Magnetkopfanordnung.

Info

Publication number: DE3586873T2
Authority: DE; Germany
Prior art keywords: magnetic head; head arrangement; arrangement; magnetic; head
Prior art date: 1984-06-25
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 - Fee Related

Application number

DE8585903055T

Other languages

English (en)

Other versions

DE3586873D1 (de

Inventor

Tetsuo Sekiya

Hiroyuki Uchida

Hideko Imamura

Yutaka Soda

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.)

Sony Corp

Original Assignee

Sony 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.)

1984-06-25

Filing date

1985-06-21

Publication date

1993-04-01

1985-06-21 Application filed by Sony Corp filed Critical Sony Corp

1993-01-14 Application granted granted Critical

1993-01-14 Publication of DE3586873D1 publication Critical patent/DE3586873D1/de

1993-04-01 Publication of DE3586873T2 publication Critical patent/DE3586873T2/de

2005-06-22 Anticipated expiration legal-status Critical

Status Expired - Fee Related 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
- G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
- G11B5/2651—Manufacture
- 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/11—Shielding of head against electric or magnetic fields
- G11B5/115—Shielding devices arranged between heads or windings
- 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
- G11B5/1871—Shaping or contouring of the transducing or guiding surface
- 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
- G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing

DE8585903055T 1984-06-25 1985-06-21 Magnetkopfanordnung. Expired - Fee Related DE3586873T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP59130718A JPS619814A (ja)	1984-06-25	1984-06-25	複合型磁気ヘツド装置
PCT/JP1985/000351 WO1986000456A1 (en)	1984-06-25	1985-06-21	Composite magnetic head device

Publications (2)

Publication Number	Publication Date
DE3586873D1 DE3586873D1 (de)	1993-01-14
DE3586873T2 true DE3586873T2 (de)	1993-04-01

Family

ID=15040963

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8585903055T Expired - Fee Related DE3586873T2 (de)	1984-06-25	1985-06-21	Magnetkopfanordnung.

Country Status (6)

Country	Link
US (1)	US4713710A (de)
EP (1)	EP0185774B1 (de)
JP (1)	JPS619814A (de)
KR (1)	KR930002397B1 (de)
DE (1)	DE3586873T2 (de)
WO (1)	WO1986000456A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS61237214A (ja) *	1985-04-13	1986-10-22	Sharp Corp	磁気ヘッドの製造方法
JPS62250681A (ja) *	1986-04-23	1987-10-31	Murata Mfg Co Ltd	磁気ヘツドが一端側に、他端側に支持部材が取付けられた積層バイモルフ
US5159511A (en) *	1987-04-01	1992-10-27	Digital Equipment Corporation	Biasing conductor for MR head
NL8701666A (nl) *	1987-07-15	1989-02-01	Philips Nv	Magneetkop met een kern met een niet-magnetische spleet.
US5103553A (en) *	1987-07-29	1992-04-14	Digital Equipment Corporation	Method of making a magnetic recording head
US4907113A (en) *	1987-07-29	1990-03-06	Digital Equipment Corporation	Three-pole magnetic recording head
US5075956A (en) *	1988-03-16	1991-12-31	Digital Equipment Corporation	Method of making recording heads with side shields
US5068959A (en) *	1988-07-11	1991-12-03	Digital Equipment Corporation	Method of manufacturing a thin film head
JP2718137B2 (ja) *	1989-01-31	1998-02-25	ソニー株式会社	磁気ヘッド
US5065267A (en) *	1990-07-20	1991-11-12	Matsushita Electric Industrial Co., Ltd.	Multi-track magnetic head having different height head chips
JPH06168556A (ja) *	1992-08-25	1994-06-14	Internatl Business Mach Corp <Ibm>	変換器及び懸架部の組合せアセンブリ、及びその処理方法並びに該アセンブリを有するデータ処理装置
US6097570A (en) *	1998-09-16	2000-08-01	Storage Technology Corporation	Multi-element read/write tape head with low feedthrough
US6765756B1 (en)	1999-03-12	2004-07-20	Western Digital (Fremont), Inc.	Ultra-short yoke and ultra-low stack height writer and method of fabrication

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE788510A (fr) *	1971-09-13	1973-01-02	Ibm	Transducteur magnetique bidirectionnel
NL8006715A (nl) *	1980-12-11	1982-07-01	Philips Nv	Magneetkop en werkwijze voor het vervaardigen van een magneetkop.
JPS6117542Y2 (de) *	1980-12-26	1986-05-29
JPS5924418A (ja) *	1982-07-29	1984-02-08	Matsushita Electric Ind Co Ltd	薄膜磁気ヘツド
JPS5979417A (ja) *	1982-10-28	1984-05-08	Sony Corp	磁気ヘツド装置

1984
- 1984-06-25 JP JP59130718A patent/JPS619814A/ja active Granted
1985
- 1985-06-21 US US06/833,396 patent/US4713710A/en not_active Expired - Lifetime
- 1985-06-21 EP EP85903055A patent/EP0185774B1/de not_active Expired - Lifetime
- 1985-06-21 WO PCT/JP1985/000351 patent/WO1986000456A1/ja active IP Right Grant
- 1985-06-21 KR KR1019860700090A patent/KR930002397B1/ko not_active IP Right Cessation
- 1985-06-21 DE DE8585903055T patent/DE3586873T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US4713710A (en)	1987-12-15
JPS619814A (ja)	1986-01-17
KR860700305A (ko)	1986-08-01
WO1986000456A1 (en)	1986-01-16
EP0185774B1 (de)	1992-12-02
EP0185774A4 (de)	1989-07-25
JPH0510726B2 (de)	1993-02-10
DE3586873D1 (de)	1993-01-14
KR930002397B1 (ko)	1993-03-30
EP0185774A1 (de)	1986-07-02

Legal Events

Date	Code	Title	Description
1994-01-05	8364	No opposition during term of opposition
1997-03-27	8328	Change in the person/name/address of the agent	Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN
1997-06-12	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3485393D1 (de)	1992-02-13	Magnetkopf.
NL192638B (nl)	1997-07-01	Magnetische transductorkop.
DE3586827T2 (de)	1993-03-25	Senkrechter magnetkopf.
DE3879305D1 (de)	1993-04-22	Magnetkopf.
DE3685230D1 (de)	1992-06-17	Magnetkopf.
DE3587728D1 (de)	1994-02-24	Magnetisches Aufzeichnungsgerät.
DE3582949D1 (de)	1991-07-04	Magnetkopf-positioniergeraet.
DE3886569T2 (de)	1994-07-21	Magnetkopf.
DE3679657D1 (de)	1991-07-11	Magnetkopf.
DE3684348D1 (de)	1992-04-23	Magnetkopf.
NL194175B (nl)	2001-04-02	Magnetische transducentkop.
DE3879799D1 (de)	1993-05-06	Magnetkopf.
DE3586873D1 (de)	1993-01-14	Magnetkopfanordnung.
DE3574536D1 (de)	1990-01-04	Schablonengewickelte spule.
DE3575245D1 (de)	1990-02-08	Supraleitende spulenanordnung.
DE68910615T2 (de)	1994-06-01	Magnetkopf.
DE3482069D1 (de)	1990-05-31	Magnetkopf.
DE3679415D1 (de)	1991-07-04	Magnetkopf.
DE3586990T2 (de)	1993-04-29	Kombinierter magnetkopf.
DE3584607D1 (de)	1991-12-12	Magnetkopf.
DE3680010D1 (de)	1991-08-08	Magnetkopf.
DE3681806D1 (de)	1991-11-14	Magnetkopf.
DE68924994D1 (de)	1996-01-18	Magnetkopf.
DE3575032D1 (de)	1990-02-01	Magnetkopf.
KR860005334A (ko)	1986-07-21	자기 헤드