BE826460A - Tete magnetique en couches minces perfectionnees - Google Patents
Tete magnetique en couches minces perfectionneesInfo
- Publication number
- BE826460A BE826460A BE1006506A BE1006506A BE826460A BE 826460 A BE826460 A BE 826460A BE 1006506 A BE1006506 A BE 1006506A BE 1006506 A BE1006506 A BE 1006506A BE 826460 A BE826460 A BE 826460A
- Authority
- BE
- Belgium
- Prior art keywords
- perfected
- magnetic head
- thin layers
- layers
- thin
- Prior art date
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
- G11B5/3109—Details
- G11B5/313—Disposition of layers
- G11B5/3143—Disposition of layers including additional layers for improving the electromagnetic transducing properties of the basic structure, e.g. for flux coupling, guiding or shielding
- G11B5/3146—Disposition of layers including additional layers for improving the electromagnetic transducing properties of the basic structure, e.g. for flux coupling, guiding or shielding magnetic layers
- G11B5/3153—Disposition of layers including additional layers for improving the electromagnetic transducing properties of the basic structure, e.g. for flux coupling, guiding or shielding magnetic layers including at least one magnetic thin film coupled by interfacing to the basic magnetic thin film structure
-
- 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
- G11B5/3109—Details
- G11B5/313—Disposition of layers
- G11B5/3143—Disposition of layers including additional layers for improving the electromagnetic transducing properties of the basic structure, e.g. for flux coupling, guiding or shielding
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7408180A FR2264350B1 (fr) | 1974-03-11 | 1974-03-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE826460A true BE826460A (fr) | 1975-09-10 |
Family
ID=9136115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE1006506A BE826460A (fr) | 1974-03-11 | 1975-03-10 | Tete magnetique en couches minces perfectionnees |
Country Status (8)
Country | Link |
---|---|
US (1) | US3975773A (fr) |
JP (1) | JPS579130B2 (fr) |
BE (1) | BE826460A (fr) |
DE (1) | DE2510594C2 (fr) |
FR (1) | FR2264350B1 (fr) |
GB (1) | GB1468634A (fr) |
IT (1) | IT1030305B (fr) |
NL (1) | NL7502469A (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2003647B (en) * | 1977-09-02 | 1982-05-06 | Magnex Corp | Thin film magnetic recording heads |
DE2833249C2 (de) * | 1978-07-28 | 1985-05-09 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Herstellung eines lamellierten Dünnschicht-Magnetkopfes mit mehreren Schichten aus abwechelnd magnetischem und unmagnetischem Material |
US4317149A (en) * | 1980-06-02 | 1982-02-23 | International Business Machines Corporation | Magnetic head having static discharge means |
JPS58220234A (ja) * | 1982-06-15 | 1983-12-21 | Comput Basic Mach Technol Res Assoc | 薄膜磁気ヘッドの磁極形成法 |
NL8901712A (nl) * | 1989-01-30 | 1990-08-16 | Philips Nv | Longitudinaal magneetband recording systeem alsmede een magneetbandapparaat geschikt voor toepassing in het systeem alsmede een magneetkop geschikt voor toepassing in het magneetbandapparaat. |
JPH0523372U (ja) * | 1991-07-09 | 1993-03-26 | オムロン株式会社 | スイツチ |
DE4314423A1 (de) * | 1993-05-03 | 1994-11-10 | Philips Patentverwaltung | Magnetbandgerät |
US5452166A (en) * | 1993-10-01 | 1995-09-19 | Applied Magnetics Corporation | Thin film magnetic recording head for minimizing undershoots and a method for manufacturing the same |
US6833976B2 (en) * | 2002-05-15 | 2004-12-21 | International Business Machine Corporation | Thin film magnetic recording inductive write head with laminated write gap |
CA3050734A1 (fr) * | 2003-05-15 | 2004-12-02 | Ampio Pharmaceuticals, Inc. | Traitement de maladies a mediation des lymphocytes t |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE972735C (de) * | 1950-08-13 | 1959-09-17 | Klangfilm Gmbh | Aufnahme-Magnetkopf fuer Magnettongeraete mit Hochfrequenzueberlagerung |
DE1681801U (de) * | 1950-09-22 | 1954-08-19 | Licentia Gmbh | Loeschkopf fuer magnettongeraete mit mehreren nebeneinanderliegenden spuren. |
US3881191A (en) * | 1972-05-19 | 1975-04-29 | Ibm | Three-gap magnetic recording head having a single flux sensing means |
FR2205701B1 (fr) * | 1972-11-07 | 1977-08-05 | Cii |
-
1974
- 1974-03-11 FR FR7408180A patent/FR2264350B1/fr not_active Expired
-
1975
- 1975-03-03 NL NL7502469A patent/NL7502469A/xx not_active Application Discontinuation
- 1975-03-05 GB GB920775A patent/GB1468634A/en not_active Expired
- 1975-03-10 BE BE1006506A patent/BE826460A/fr not_active IP Right Cessation
- 1975-03-10 JP JP2944575A patent/JPS579130B2/ja not_active Expired
- 1975-03-10 IT IT67598/75A patent/IT1030305B/it active
- 1975-03-10 US US05/557,036 patent/US3975773A/en not_active Expired - Lifetime
- 1975-03-11 DE DE2510594A patent/DE2510594C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS50123416A (fr) | 1975-09-27 |
DE2510594A1 (de) | 1975-09-18 |
JPS579130B2 (fr) | 1982-02-19 |
FR2264350A1 (fr) | 1975-10-10 |
FR2264350B1 (fr) | 1978-09-29 |
NL7502469A (nl) | 1975-09-15 |
GB1468634A (en) | 1977-03-30 |
IT1030305B (it) | 1979-03-30 |
DE2510594C2 (de) | 1986-02-06 |
US3975773A (en) | 1976-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIE HONEYWELL BULL S.A. Effective date: 19900331 |