KR860002083A - 자기 변환기 - Google Patents

자기 변환기

Info

Publication number: KR860002083A
Authority: KR; South Korea
Prior art keywords: magnetic converter; converter; magnetic
Prior art date: 1984-08-16

Application number

KR1019850005857A

Other languages

English (en)

Other versions

KR920008411B1 (ko

Inventor

아아르 구우치 비버얼리

Original Assignee

암펙크스 코오포레이션

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.)

1984-08-16

Filing date

1985-08-14

Publication date

1986-03-26

1985-08-14 Application filed by 암펙크스 코오포레이션 filed Critical 암펙크스 코오포레이션

1986-03-26 Publication of KR860002083A publication Critical patent/KR860002083A/ko

1992-09-28 Application granted granted Critical

1992-09-28 Publication of KR920008411B1 publication Critical patent/KR920008411B1/ko

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
- G11B5/49—Fixed mounting or arrangements, e.g. one head per track
- G11B5/4907—Details for scanning
- 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
- 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
- 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
- G11B5/52—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 with simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
- 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
- G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/584—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
- G11B5/588—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Magnetic Heads (AREA)
Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)

KR1019850005857A 1984-08-16 1985-08-14 자기 변환기 KR920008411B1 (ko)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US64181784A	1984-08-16	1984-08-16
JP641817		1984-08-16

Publications (2)

Publication Number	Publication Date
KR860002083A true KR860002083A (ko)	1986-03-26
KR920008411B1 KR920008411B1 (ko)	1992-09-28

Family

ID=24573967

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1019850005857A KR920008411B1 (ko)	1984-08-16	1985-08-14	자기 변환기

Country Status (6)

Country	Link
EP (2)	EP0171957B1 (ko)
JP (1)	JPS6154010A (ko)
KR (1)	KR920008411B1 (ko)
BR (1)	BR8503735A (ko)
DE (1)	DE3587634T2 (ko)
MX (1)	MX159588A (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0195590B1 (en) *	1985-03-22	1993-11-03	Ampex Systems Corporation	Electromagnetically controlled scanning magnetic transducer
JPS63503017A (ja) *	1986-03-24	1988-11-02	アムペツクス　コーポレーシヨン	磁気的に制御される走査磁気ヘツドトラツキング制御方式
GB2223346B (en) *	1988-07-23	1992-06-10	Tdm Tape Services Ltd	Video tape certifier
DE3904530A1 (de) *	1989-02-15	1990-08-16	Konrad Dipl Phys Jaeger	Anordnung und verfahren zur magnetischen informations-speicherung
JPH02239415A (ja) *	1989-03-13	1990-09-21	Canon Inc	薄膜磁気ヘッド
US5130876A (en) *	1989-12-08	1992-07-14	Ampex Corporation	Solid state scanning transducer that utilizes low flux densities
JPH0668416A (ja) *	1992-07-07	1994-03-11	Eastman Kodak Co	磁気ヘッド

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3004111A (en) *	1957-05-24	1961-10-10	Hollingsworth R Lee	Complementary magnetic cores for selective magnetic record readout
US3318997A (en) *	1963-10-07	1967-05-09	Iit Res Inst	Video recording and reproducing system with photoconductive switching of transducing elements
US3435440A (en) *	1965-01-04	1969-03-25	Ibm	Null sweeping head
US3555204A (en) *	1968-01-12	1971-01-12	Ibm	Electronic sweep magnetic scanning transducer
US3686467A (en) *	1969-08-08	1972-08-22	Iit Res Inst	Magnetic transducer system and method
GB1411629A (en) *	1971-12-14	1975-10-29	Matsushita Electric Ind Co Ltd	Magnetic recording head and manufacture thereof
JPS55146632A (en) *	1979-04-27	1980-11-15	Fuji Photo Film Co Ltd	Magnetic recording medium and magnetic recording and reproducing method
US4322763A (en) *	1980-03-05	1982-03-30	Spin Physics, Inc.	Magnetic head having a controllable high-permeability tunnel within a low-permeability sleeve
US4414595A (en) *	1981-08-03	1983-11-08	Eastman Kodak Company	Scanning magnetic head with propagating domain wall
SU1065876A1 (ru) *	1981-12-05	1984-01-07	Грозненский Ордена Трудового Красного Знамени Нефтяной Институт Им.Акад.М.Д.Миллионщикова	Способ магнитной записи и воспроизведени с немеханическим сканированием носител и сканирующа универсальна магнитна головка

1985
- 1985-07-25 EP EP85305327A patent/EP0171957B1/en not_active Expired - Lifetime
- 1985-07-25 DE DE85305327T patent/DE3587634T2/de not_active Expired - Fee Related
- 1985-07-25 EP EP19900109205 patent/EP0395119A3/en not_active Withdrawn
- 1985-08-07 BR BR8503735A patent/BR8503735A/pt not_active IP Right Cessation
- 1985-08-08 MX MX206236A patent/MX159588A/es unknown
- 1985-08-13 JP JP60177062A patent/JPS6154010A/ja active Granted
- 1985-08-14 KR KR1019850005857A patent/KR920008411B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
KR920008411B1 (ko)	1992-09-28
EP0171957B1 (en)	1993-10-20
BR8503735A (pt)	1986-05-13
DE3587634T2 (de)	1994-02-17
JPH028363B2 (ko)	1990-02-23
EP0171957A2 (en)	1986-02-19
MX159588A (es)	1989-07-06
EP0395119A3 (en)	1991-04-03
EP0395119A2 (en)	1990-10-31
JPS6154010A (ja)	1986-03-18
DE3587634D1 (de)	1993-11-25
EP0171957A3 (en)	1987-10-14

Publication	Publication Date	Title
ATA91685A (de)	1991-07-15	Magnetwandlerkopf
ATA254784A (de)	1985-11-15	Hoergeraet
ATA232984A (de)	1985-07-15	Hoergeraet
KR860008758U (ko)	1986-07-28	전로개폐기
FI840024A0 (fi)	1984-01-05	Instaellbart saengbotten
ATA343485A (de)	1991-04-15	Magnetwandlerkopf
KR850007335A (ko)	1985-12-02	주파수 변환장치
ATA98284A (de)	1991-06-15	Schalplatte
ATA135485A (de)	1990-07-15	Maishaecksler
ATA412784A (de)	1991-04-15	Magnetwandlerkopf
ATA46585A (de)	1988-03-15	Haecksler
KR860002083A (ko)	1986-03-26	자기 변환기
ATA237384A (de)	1989-03-15	Maehwerk
DK401585D0 (da)	1985-09-03	Afloebsbroend
BR8503175A (pt)	1986-12-09	Conversor eletro-pneumatico
ATE36715T1 (de)	1988-09-15	7-d-mandelamido-3-(1-sulfomethyltetrazol-5us840229
ATA45484A (de)	1985-05-15	Kimme
FR2571562B1 (fr)	1989-06-02	Convertisseur continu-alternatif
AT389296B (de)	1989-11-10	Elektrokoagulator
DK101986A (da)	1986-03-06	Kopelevator
FR2591826B1 (fr)	1992-10-23	Convertisseur
BR6401985U (pt)	1986-06-24	Conversor
SE8404239D0 (sv)	1984-08-27	Omvandlare
FR2592251B1 (fr)	1990-02-23	Convertisseur bipolaire-binaire
SE8502265D0 (sv)	1985-05-08	Magnetlas

Legal Events

Date	Code	Title
1990-01-08	A201	Request for examination
1992-08-31	G160	Decision to publish patent application
1993-02-25	E701	Decision to grant or registration of patent right
1993-04-20	GRNT	Written decision to grant
1995-09-29	LAPS	Lapse due to unpaid annual fee