FR2418524A1 - Dispositif a bulles magnetiques - Google Patents
Dispositif a bulles magnetiquesInfo
- Publication number
- FR2418524A1 FR2418524A1 FR7903648A FR7903648A FR2418524A1 FR 2418524 A1 FR2418524 A1 FR 2418524A1 FR 7903648 A FR7903648 A FR 7903648A FR 7903648 A FR7903648 A FR 7903648A FR 2418524 A1 FR2418524 A1 FR 2418524A1
- Authority
- FR
- France
- Prior art keywords
- magnetic bubble
- bubble device
- plane magnet
- magnetic
- magnet
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
- H01F3/14—Constrictions; Gaps, e.g. air-gaps
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/085—Generating magnetic fields therefor, e.g. uniform magnetic field for magnetic domain stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
a. Appareil de polarisation par champ magnétique b. Caractérisé en ce qu'il se compose d'un premier aimant plan et d'un second aimant plan, ainsi que d'un moyen d'écartement magnétique, cylindrique, fileté, à faible perméabilité magnétique associée au premier et au second aimant plan pour régler la séparation entre ces deux aimants en les laissant essentiellement parallèles.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/881,492 US4153948A (en) | 1978-02-27 | 1978-02-27 | Adjustable magnetic bias field structure for magnetic bubble devices |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2418524A1 true FR2418524A1 (fr) | 1979-09-21 |
FR2418524B1 FR2418524B1 (fr) | 1984-03-16 |
Family
ID=25378605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7903648A Granted FR2418524A1 (fr) | 1978-02-27 | 1979-02-13 | Dispositif a bulles magnetiques |
Country Status (9)
Country | Link |
---|---|
US (1) | US4153948A (fr) |
JP (1) | JPS599110B2 (fr) |
BR (1) | BR7901140A (fr) |
DE (1) | DE2904068C2 (fr) |
FR (1) | FR2418524A1 (fr) |
GB (1) | GB2015258B (fr) |
IN (1) | IN150744B (fr) |
IT (1) | IT1193175B (fr) |
NL (1) | NL7901557A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4211458A (en) * | 1979-05-02 | 1980-07-08 | Western Electric Company, Incorporated | Zero insertion force connector |
US4300810A (en) * | 1980-04-07 | 1981-11-17 | Bell Telephone Laboratories, Incorporated | Zero insertion force connector |
US4673882A (en) * | 1984-03-06 | 1987-06-16 | Buford J Philip | Magnetic system for nuclear magnetic resonance diagnostic device |
JPH01320121A (ja) * | 1988-06-22 | 1989-12-26 | Sankyo Eng Kk | 射出成形用無給油金型 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2315159A1 (fr) * | 1975-06-16 | 1977-01-14 | Rockwell International Corp | Dispositif de polarisation magnetique destine a enfermer des dispositifs a bulles magnetiques |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1110172A (en) * | 1964-04-22 | 1968-04-18 | Newport Instr Ltd | Improvements in or relating to magnet structures |
US3927397A (en) * | 1974-05-02 | 1975-12-16 | Honeywell Inf Systems | Bias field apparatus for magnetic domain memory device |
DE2513441A1 (de) * | 1975-03-26 | 1976-09-30 | Siemens Ag | Anordnung zur erzeugung eines magnetischen gleichfeldes |
-
1978
- 1978-02-27 US US05/881,492 patent/US4153948A/en not_active Expired - Lifetime
-
1979
- 1979-01-30 GB GB7903273A patent/GB2015258B/en not_active Expired
- 1979-02-03 IN IN108/CAL/79A patent/IN150744B/en unknown
- 1979-02-03 DE DE2904068A patent/DE2904068C2/de not_active Expired
- 1979-02-09 IT IT20095/79A patent/IT1193175B/it active
- 1979-02-13 JP JP54015940A patent/JPS599110B2/ja not_active Expired
- 1979-02-13 FR FR7903648A patent/FR2418524A1/fr active Granted
- 1979-02-21 BR BR7901140A patent/BR7901140A/pt unknown
- 1979-02-27 NL NL7901557A patent/NL7901557A/xx active Search and Examination
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2315159A1 (fr) * | 1975-06-16 | 1977-01-14 | Rockwell International Corp | Dispositif de polarisation magnetique destine a enfermer des dispositifs a bulles magnetiques |
Non-Patent Citations (1)
Title |
---|
EXBK/76 * |
Also Published As
Publication number | Publication date |
---|---|
JPS599110B2 (ja) | 1984-02-29 |
NL7901557A (nl) | 1979-08-29 |
DE2904068A1 (de) | 1979-08-30 |
FR2418524B1 (fr) | 1984-03-16 |
JPS54115030A (en) | 1979-09-07 |
IN150744B (fr) | 1982-12-04 |
BR7901140A (pt) | 1979-09-11 |
IT7920095A0 (it) | 1979-02-09 |
IT1193175B (it) | 1988-06-02 |
DE2904068C2 (de) | 1986-12-11 |
GB2015258B (en) | 1982-06-03 |
GB2015258A (en) | 1979-09-05 |
US4153948A (en) | 1979-05-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2344262A1 (fr) | Dispositif separateur, en particulier pour hemodialyse | |
IT8722680A0 (it) | Dispositivo per misurare un campo magnetico con flusso debole. | |
DE3381258D1 (de) | Fluessigkristallanzeige-geraet. | |
DE3382605D1 (de) | Elektrochrome anzeigevorrichtung. | |
FR2427024A1 (fr) | Transducteur electro-acoustique tel que haut-parleur | |
DE3382132D1 (de) | Vektoranzeigeeinrichtung. | |
ES389241A1 (es) | Aparato y metodo para la construccion naval. | |
FR2418524A1 (fr) | Dispositif a bulles magnetiques | |
ATE14950T1 (de) | Datenanzeigevorrichtung. | |
IT8125000A0 (it) | Dispositivo di separazione mediante pressatura, in particolare per miscele con parte liquida e solida. | |
IT1078696B (it) | Apparecchiatura per l'apprendimento della tecnica di virata con glisci | |
FR2282627A1 (fr) | Dispositif detecteur de vibrations mecaniques et procede d'adaptation, notamment dans le domaine musical | |
IT8124999A0 (it) | Dispositivo di separazione mediante pressatura, in particolare per miscele con parte liquida e solida. | |
DE3381597D1 (de) | Fluessigkristallanzeigevorrichtung. | |
FR1352534A (fr) | Pince, en particulier pour sacoches destinées au transport d'instruments optiques | |
FR2421038A1 (fr) | Dispositif de guidage pour scier a la main une piece allongee et procede d'emploi de ce dispositif | |
MX3875E (es) | Mejoras en dispositivo para la aereacion de liquido | |
IT8120660A0 (it) | Dispositivo per provocare la coalescenza di una fase liquida dispersa in un liquido o in un gas. | |
BE887637A (fr) | Dispositif de controle pour bobines de champ utilisees dans les appareils de la technique des telecommunications | |
CH439778A (fr) | Palier, notamment pour dispositif d'entraînement d'un support de modulation sonore ou visuelle | |
NO834131L (no) | Restlenseanordning for tankrom i fartoey | |
JPS52129165A (en) | Parts support device for charging-waiting position in parts | |
JPS52101055A (en) | Finely adjusting device for microscope | |
NO151350C (no) | Transportabelt borapparat. | |
BE607976A (fr) | Système de circuit destiné au réglage de l'amplitude de sortie de transformateurs, en particulier de transformateurs pour la déflection des lignes |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
TP | Transmission of property | ||
ST | Notification of lapse |