FR1361879A - Transducteur magnétique - Google Patents

Transducteur magnétique

Info

Publication number: FR1361879A
Authority: FR; France
Prior art keywords: magnetic transducer; transducer; magnetic
Prior art date: 1961-12-21
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

Application number

FR919389A

Other languages

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.)

International Business Machines Corp

Original Assignee

International Business Machines 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.)

1961-12-21

Filing date

1962-12-21

Publication date

1964-05-29

1962-12-21 Application filed by International Business Machines Corp filed Critical International Business Machines Corp

1964-05-29 Application granted granted Critical

1964-05-29 Publication of FR1361879A publication Critical patent/FR1361879A/fr

Status Expired legal-status Critical Current

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

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Magnetic Heads (AREA)
Recording Or Reproducing By Magnetic Means (AREA)

FR919389A 1961-12-21 1962-12-21 Transducteur magnétique Expired FR1361879A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1492861A CH405426A (de)	1961-12-21	1961-12-21	Magnetkopf zum Aufzeichnen und Ablesen von digitalen Signalen

Publications (1)

Publication Number	Publication Date
FR1361879A true FR1361879A (fr)	1964-05-29

Family

ID=4404929

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR919389A Expired FR1361879A (fr)	1961-12-21	1962-12-21	Transducteur magnétique

Country Status (6)

Country	Link
US (1)	US3271751A (fr)
CH (1)	CH405426A (fr)
DE (1)	DE1166263B (fr)
FR (1)	FR1361879A (fr)
GB (1)	GB993642A (fr)
SE (1)	SE328152B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3409884A (en) *	1965-10-23	1968-11-05	Collins Corp G L	Position determining system utilizing magnetic recording
US3662361A (en) *	1968-02-13	1972-05-09	Ibm	Magnetic head with deposited core and signal conductor
US3633188A (en) *	1969-07-22	1972-01-04	Burroughs Corp	Electromagnetic transducer employing a thin magnetic film having an oriented easy direction of magnetization
BE758053A (fr) *	1969-10-28	1971-04-01	Commissariat Energie Atomique	Tete magnetique integree et procede de fabrication de ladite tete
USRE29326E (en) *	1969-10-28	1977-07-26	Commissariat A L'energie Atomique	Integrated magnetic head having alternate conducting and insulating layers within an open loop of two magnetic films
US3710438A (en) *	1970-12-23	1973-01-16	Ibm	Method for making magnetic thin film heads with magnetic anisotropy
US3717749A (en) *	1971-05-17	1973-02-20	Rusco Ind Inc	Electromagnet sensor structure for magnetic cards
FR2165206A5 (fr) *	1971-12-22	1973-08-03	Cii
US3813692A (en) *	1972-10-11	1974-05-28	Ibm	Internally biased magnetoresistive magnetic transducer
US3921218A (en) *	1973-12-26	1975-11-18	Honeywell Inf Systems	Thin film magnetoresistive transducers with rotated magnetic easy axis
FR2384315A1 (fr) *	1977-03-18	1978-10-13	Cii Honeywell Bull	Plate-forme comportant au moins un transducteur integre et procede de fabrication de ladite plate-forme
US4190872A (en) *	1978-12-21	1980-02-26	International Business Machines Corporation	Thin film inductive transducer
FR2549271B1 (fr) *	1983-07-13	1989-05-26	Cii Honeywell Bull	Transducteur magnetique hautement integre d'ecriture d'informations sur un support magnetique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1053804B (de) *	1954-02-27	1959-03-26	Luxor Industri Ab	Magnetkopf mit Ferritkernhaelften mit hochpermeabel plattierten metallischen Spaltbegrenzungen

1961
- 1961-12-21 CH CH1492861A patent/CH405426A/de unknown
1962
- 1962-12-03 US US241655A patent/US3271751A/en not_active Expired - Lifetime
- 1962-12-13 DE DEJ22831A patent/DE1166263B/de active Pending
- 1962-12-18 SE SE13627/62A patent/SE328152B/xx unknown
- 1962-12-19 GB GB47866/62A patent/GB993642A/en not_active Expired
- 1962-12-21 FR FR919389A patent/FR1361879A/fr not_active Expired

Also Published As

Publication number	Publication date
GB993642A (en)	1965-06-02
SE328152B (fr)	1970-09-07
US3271751A (en)	1966-09-06
CH405426A (de)	1966-01-15
DE1166263B (de)	1964-03-26

Publication	Publication Date	Title
FR1361879A (fr)	1964-05-29	Transducteur magnétique
CH387781A (de)	1965-02-15	Magnetkern
CH393520A (de)	1965-06-15	Drehspulinstrument
FR1341920A (fr)	1963-11-02	Transducteur électro-acoustique
CH431745A (de)	1967-03-15	Magnetvorrichtung
FR1277744A (fr)	1961-12-01	Amplificateur magnétique
BE612559A (nl)	1962-05-02	Magnetisch registreermateriaal
FR1334235A (fr)	1963-08-02	Transformateur électro-acoustique
BE613733A (fr)	1962-05-29	Transformateur électro-acoustique
FR1300496A (fr)	1962-08-03	Transducteur magnétique
CH395362A (de)	1965-07-15	Magnet
BE619632A (fr)	1962-11-05	Accouplement magnétique
FR1311470A (fr)	1962-12-07	Jouet magnétique
FR1315545A (fr)	1963-01-18	Transducteur électroacoustique
FR1330592A (fr)	1963-06-21	Transducteur électrostatique
CH409023A (de)	1966-03-15	Magnetischer Verstärker
FR1312213A (fr)	1962-12-14	Séparateurs magnétiques
FR1328863A (fr)	1963-05-31	Transducteur magnétique
FR1389411A (fr)	1965-02-19	Transducteur magnétique
FR1312283A (fr)	1962-12-14	Noyaux magnétiques
FR1333657A (fr)	1963-07-26	Transducteur électromagnétique
FR1298362A (fr)	1962-07-13	Transmission magnétique
FR1344770A (fr)	1963-11-29	Transducteur magnétique
CH401621A (de)	1965-10-31	Magnetventil
FR1260064A (fr)	1961-05-05	Haut-parleur magnétique