ATE142362T1 - Magnetwandlerkopfstruktur - Google Patents

Magnetwandlerkopfstruktur

Info

Publication number: ATE142362T1
Authority: AT; Austria
Prior art keywords: strata; areas; magnetic; transducer head; medial
Prior art date: 1986-10-06

Application number

AT93201769T

Other languages

English (en)

Inventor

Michael Loren Bolt

Edmund Louis Sokolik

Original Assignee

Conner Peripherals Inc

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.)

1986-10-06

Filing date

1987-10-06

Publication date

1996-09-15

1986-10-06 Priority claimed from US06/915,734 external-priority patent/US4819107A/en

1987-04-10 Priority claimed from US07/036,915 external-priority patent/US4849841A/en

1987-10-06 Application filed by Conner Peripherals Inc filed Critical Conner Peripherals Inc

1996-09-15 Application granted granted Critical

1996-09-15 Publication of ATE142362T1 publication Critical patent/ATE142362T1/de

Links

230000004907 flux Effects 0.000 abstract 2
238000002955 isolation Methods 0.000 abstract 2
238000013500 data storage Methods 0.000 abstract 1

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
- 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
- G11B5/4893—Disposition of heads relative to moving tape
- 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
- G11B5/2452—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 where the dimensions of the effective gap are controlled

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Magnetic Heads (AREA)
Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Recording Or Reproducing By Magnetic Means (AREA)
Supporting Of Heads In Record-Carrier Devices (AREA)
Paints Or Removers (AREA)

AT93201769T 1986-10-06 1987-10-06 Magnetwandlerkopfstruktur ATE142362T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/915,734 US4819107A (en)	1984-08-29	1986-10-06	Magnetic transducer head structure
US07/036,915 US4849841A (en)	1987-04-10	1987-04-10	Transducer head core structure with recessed magnetic closures

Publications (1)

Publication Number	Publication Date
ATE142362T1 true ATE142362T1 (de)	1996-09-15

Family

ID=26713619

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
AT93201769T ATE142362T1 (de)	1986-10-06	1987-10-06	Magnetwandlerkopfstruktur
AT87308856T ATE99824T1 (de)	1986-10-06	1987-10-06	Magnetwandlerkopf-struktur.

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
AT87308856T ATE99824T1 (de)	1986-10-06	1987-10-06	Magnetwandlerkopf-struktur.

Country Status (9)

Country	Link
EP (2)	EP0263681B1 (de)
JP (1)	JP2698869B2 (de)
KR (1)	KR960004066B1 (de)
AT (2)	ATE142362T1 (de)
AU (1)	AU605181B2 (de)
BR (1)	BR8705266A (de)
CA (1)	CA1284839C (de)
DE (2)	DE3788700T2 (de)
IE (1)	IE872651L (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0408808A1 (de) *	1989-07-17	1991-01-23	Conner Peripherals, Inc.	Magnetwandlerkopfstruktur
US6504362B2 (en) *	2000-07-13	2003-01-07	Seagate Technology Llc	Process of measuring slide-reading of abutted-junction read heads

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2928079A (en) *	1958-02-21	1960-03-08	Ibm	Magnetic head for recording and reading binary data
US3171107A (en) *	1961-07-03	1965-02-23	Ibm	Wide-record narrow-read magnetic head
US3353168A (en) *	1964-04-09	1967-11-14	Potter Instrument Co Inc	Wide-record narrow-read magnetic head
JPS51147312A (en) *	1975-06-13	1976-12-17	Canon Inc	Magnetic head
GB1500593A (en) *	1976-10-19	1978-02-08	Data Recording Instr Co	Magnetic transducing heads
JPS58171710A (ja) *	1982-04-02	1983-10-08	Nippon Telegr & Teleph Corp <Ntt>	磁気ヘツド
KR860002082A (ko) *	1984-08-29	1986-03-26	프랑시스 글로리	자기 변환기 헤드 구조물
EP0408808A1 (de) *	1989-07-17	1991-01-23	Conner Peripherals, Inc.	Magnetwandlerkopfstruktur

1987
- 1987-10-02 CA CA000548507A patent/CA1284839C/en not_active Expired - Lifetime
- 1987-10-05 AU AU79351/87A patent/AU605181B2/en not_active Ceased
- 1987-10-05 IE IE872651A patent/IE872651L/xx unknown
- 1987-10-05 BR BR8705266A patent/BR8705266A/pt unknown
- 1987-10-06 DE DE3788700T patent/DE3788700T2/de not_active Expired - Fee Related
- 1987-10-06 EP EP87308856A patent/EP0263681B1/de not_active Expired - Lifetime
- 1987-10-06 DE DE3751897T patent/DE3751897T2/de not_active Expired - Fee Related
- 1987-10-06 JP JP62252294A patent/JP2698869B2/ja not_active Expired - Fee Related
- 1987-10-06 AT AT93201769T patent/ATE142362T1/de not_active IP Right Cessation
- 1987-10-06 KR KR87011225A patent/KR960004066B1/ko not_active Expired - Fee Related
- 1987-10-06 AT AT87308856T patent/ATE99824T1/de not_active IP Right Cessation
- 1987-10-06 EP EP93201769A patent/EP0572098B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0263681A2 (de)	1988-04-13
DE3788700T2 (de)	1994-08-04
JPS63191308A (ja)	1988-08-08
DE3751897D1 (de)	1996-10-10
ATE99824T1 (de)	1994-01-15
IE872651L (en)	1988-04-06
EP0263681B1 (de)	1994-01-05
KR880005563A (ko)	1988-06-29
EP0263681A3 (en)	1990-09-12
KR960004066B1 (en)	1996-03-26
DE3788700D1 (de)	1994-02-17
EP0572098A3 (de)	1993-12-22
JP2698869B2 (ja)	1998-01-19
EP0572098A2 (de)	1993-12-01
AU7935187A (en)	1988-04-14
AU605181B2 (en)	1991-01-10
EP0572098B1 (de)	1996-09-04
BR8705266A (pt)	1988-05-24
DE3751897T2 (de)	1997-01-23
CA1284839C (en)	1991-06-11

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Legal Events

Date	Code	Title	Description
1997-03-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties