FR2018239A1 - - Google Patents
Info
- Publication number
- FR2018239A1 FR2018239A1 FR6931153A FR6931153A FR2018239A1 FR 2018239 A1 FR2018239 A1 FR 2018239A1 FR 6931153 A FR6931153 A FR 6931153A FR 6931153 A FR6931153 A FR 6931153A FR 2018239 A1 FR2018239 A1 FR 2018239A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/37—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using galvano-magnetic devices, e.g. Hall-effect devices using Hall or Hall-related effect, e.g. planar-Hall effect or pseudo-Hall effect
-
- 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
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/332—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using thin films
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6656168 | 1968-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2018239A1 true FR2018239A1 (US06265458-20010724-C00056.png) | 1970-05-29 |
Family
ID=13319455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6931153A Withdrawn FR2018239A1 (US06265458-20010724-C00056.png) | 1968-09-17 | 1969-09-12 |
Country Status (6)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5224404B1 (US06265458-20010724-C00056.png) * | 1971-04-29 | 1977-07-01 | ||
| US3881190A (en) * | 1973-09-20 | 1975-04-29 | Ibm | Shielded magnetoresistive magnetic transducer and method of manufacture thereof |
| US3940797A (en) * | 1973-09-20 | 1976-02-24 | International Business Machines Corporation | Shielded magnetoresistive magnetic transducer |
| US3943570A (en) * | 1973-09-28 | 1976-03-09 | Hitachi, Ltd. | Semiconductor magnetic head |
| US3864751A (en) * | 1973-10-04 | 1975-02-04 | Ibm | Induced bias magnetoresistive read transducer |
| JPS52131711A (en) * | 1976-04-28 | 1977-11-04 | Kokusai Denshin Denwa Co Ltd | Thin film magnetic head |
| US4052749A (en) * | 1976-05-19 | 1977-10-04 | Matsushita Electric Industrial Co., Ltd. | Thin film magnetic head |
| JPS5671819A (en) * | 1979-11-14 | 1981-06-15 | Olympus Optical Co Ltd | Multichannel magnetic head and its manufacture |
| JPS56101617A (en) * | 1980-01-18 | 1981-08-14 | Olympus Optical Co Ltd | Multichannel magnetic head and its manufacture |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3260980A (en) * | 1966-07-12 | Semiconductor device op low thermoelectric error voltage | ||
| US2866013A (en) * | 1955-05-24 | 1958-12-23 | Charles S Reis | Magnetic record method and apparatus |
| US2978545A (en) * | 1956-10-15 | 1961-04-04 | Mc Graw Edison Co | Magnetic playback heads |
| US3114009A (en) * | 1957-03-07 | 1963-12-10 | Armour Res Found | Hall element magnetic transducer |
| DE1207443B (de) * | 1959-07-02 | 1965-12-23 | Siemens Ag | Abnahmekopf fuer magnetische Aufzeichnungen |
| NL255714A (US06265458-20010724-C00056.png) * | 1959-10-29 | |||
| DE1185227B (de) * | 1963-07-25 | 1965-01-14 | Siemens Ag | Abtasteinrichtung mit Hallgenerator fuer periodische magnetische Aufzeichnungen |
-
1969
- 1969-09-12 FR FR6931153A patent/FR2018239A1/fr not_active Withdrawn
- 1969-09-16 BE BE738918D patent/BE738918A/xx unknown
- 1969-09-17 DE DE19691947094 patent/DE1947094A1/de active Pending
- 1969-09-17 CH CH1404869A patent/CH508960A/de not_active IP Right Cessation
- 1969-09-17 NL NL6914083A patent/NL6914083A/xx unknown
- 1969-09-17 US US858674A patent/US3643035A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1947094A1 (de) | 1970-04-23 |
| BE738918A (US06265458-20010724-C00056.png) | 1970-03-02 |
| US3643035A (en) | 1972-02-15 |
| CH508960A (de) | 1971-06-15 |
| NL6914083A (US06265458-20010724-C00056.png) | 1970-03-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |