CA1113577A - Switchable magnetic device and method of manufacturing same - Google Patents
Switchable magnetic device and method of manufacturing sameInfo
- Publication number
- CA1113577A CA1113577A CA302,456A CA302456A CA1113577A CA 1113577 A CA1113577 A CA 1113577A CA 302456 A CA302456 A CA 302456A CA 1113577 A CA1113577 A CA 1113577A
- Authority
- CA
- Canada
- Prior art keywords
- wire
- state
- iron
- cobalt
- shell
- 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.)
- Expired
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 239000010941 cobalt Substances 0.000 claims abstract description 21
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 21
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910000756 V alloy Inorganic materials 0.000 claims abstract description 4
- 229910000531 Co alloy Inorganic materials 0.000 claims abstract description 3
- 229910000640 Fe alloy Inorganic materials 0.000 claims abstract description 3
- 230000002441 reversible effect Effects 0.000 claims description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
- 230000005415 magnetization Effects 0.000 claims description 45
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 229910045601 alloy Inorganic materials 0.000 claims description 20
- 239000000956 alloy Substances 0.000 claims description 20
- 229910017052 cobalt Inorganic materials 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 17
- 229910052720 vanadium Inorganic materials 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 238000005482 strain hardening Methods 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 8
- 230000001351 cycling effect Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000000137 annealing Methods 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- ABEXMJLMICYACI-UHFFFAOYSA-N [V].[Co].[Fe] Chemical compound [V].[Co].[Fe] ABEXMJLMICYACI-UHFFFAOYSA-N 0.000 description 4
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 4
- 229910000586 vicalloy Inorganic materials 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 2
- 241000353097 Molva molva Species 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241001365136 Confluens Species 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 241000765309 Vanadis Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F99/00—Subject matter not provided for in other groups of this subclass
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
- G11C11/155—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements with cylindrical configuration
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5607—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using magnetic storage elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/0302—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions
- H01F1/0304—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions adapted for large Barkhausen jumps or domain wall rotations, e.g. WIEGAND or MATTEUCCI effect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/45—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of non-linear magnetic or dielectric devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Magnetic Variables (AREA)
- Heat Treatment Of Articles (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79339477A | 1977-05-03 | 1977-05-03 | |
| US793,394 | 1985-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1113577A true CA1113577A (en) | 1981-12-01 |
Family
ID=25159820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA302,456A Expired CA1113577A (en) | 1977-05-03 | 1978-05-02 | Switchable magnetic device and method of manufacturing same |
Country Status (18)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4263523A (en) * | 1978-04-18 | 1981-04-21 | The Echlin Manufacturing Company | Pulse generator using read head with Wiegand wire |
| JPS567221A (en) * | 1979-06-27 | 1981-01-24 | Matsushita Electric Ind Co Ltd | Magnetic recording and reproducing device |
| DE3152008C1 (de) * | 1981-12-31 | 1983-07-07 | Fried. Krupp Gmbh, 4300 Essen | Langgestreckter magnetischer Schaltkern |
| DE3203133C2 (de) * | 1982-01-30 | 1991-06-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur Herstellung eines magnetischen Drahtes |
| DE3440918A1 (de) * | 1984-11-09 | 1986-05-15 | Vacuumschmelze Gmbh, 6450 Hanau | Verfahren zur herstellung eines magnetischen schaltelements, das sich auch bei langsamer feldaenderung schnell ummagnetisiert |
| ATE55515T1 (de) * | 1986-06-05 | 1990-08-15 | Siemens Ag | Stromgrenzwertgeber fuer elektrische schuetzlinge. |
| DE4124776A1 (de) * | 1991-07-26 | 1993-01-28 | Schaeffler Waelzlager Kg | Verfahren zur herstellung eines impulsgebers mit wechselnd angeordneten amagnetischen und magnetisierbaren feldern sowie nach dem verfahren hergestellter impulsgeber |
| JP4524461B2 (ja) * | 2003-10-24 | 2010-08-18 | ヒロセ電機株式会社 | ジャンプ素子を利用したセンサの自己診断方法および装置 |
| DE102017002939B3 (de) | 2017-03-24 | 2018-07-19 | Sew-Eurodrive Gmbh & Co Kg | Vorrichtung, insbesondere Maschine, zum Herstellen von Wieganddraht aus einem Draht, insbesondere Impulsdraht, und Verfahren zum Betreiben der Vorrichtung |
| CN118176313A (zh) | 2021-11-01 | 2024-06-11 | 住友电气工业株式会社 | 磁性线、复合磁性线、磁性线的制造方法、以及复合磁性线的制造方法 |
| DE102021129789A1 (de) | 2021-11-16 | 2023-05-17 | Fraba B.V. | Anordnung und Verfahren zur Herstellung eines magnetisch bistabilen Impulsdrahts aus einem Draht |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3820090A (en) * | 1970-01-26 | 1974-06-25 | Vlinsky M | Bistable magnetic device |
| US3892118A (en) * | 1970-01-26 | 1975-07-01 | Velinsky Milton | Method of manufacturing bistable magnetic device |
-
1978
- 1978-04-25 MX MX173231A patent/MX148825A/es unknown
- 1978-05-01 NZ NZ187126A patent/NZ187126A/xx unknown
- 1978-05-01 IL IL54601A patent/IL54601A/xx active IP Right Revival
- 1978-05-01 AU AU35602/78A patent/AU520310B2/en not_active Expired
- 1978-05-02 IN IN478/CAL/78A patent/IN150051B/en unknown
- 1978-05-02 CA CA302,456A patent/CA1113577A/en not_active Expired
- 1978-05-02 DE DE19782819305 patent/DE2819305A1/de active Granted
- 1978-05-02 IT IT22914/78A patent/IT1095711B/it active
- 1978-05-02 ZA ZA00782533A patent/ZA782533B/xx unknown
- 1978-05-02 SE SE7805023A patent/SE429075B/sv not_active IP Right Cessation
- 1978-05-02 BR BR7802730A patent/BR7802730A/pt unknown
- 1978-05-02 JP JP5241078A patent/JPS53137641A/ja active Granted
- 1978-05-02 CH CH478578A patent/CH628460A5/de not_active IP Right Cessation
- 1978-05-03 NL NLAANVRAGE7804760,A patent/NL188057C/xx not_active IP Right Cessation
- 1978-05-03 GB GB26889/80A patent/GB1604205A/en not_active Expired
- 1978-05-03 FR FR7813152A patent/FR2389986B1/fr not_active Expired
- 1978-05-03 BE BE187335A patent/BE866645A/xx not_active IP Right Cessation
- 1978-05-03 SU SU782617555A patent/SU1041048A3/ru active
- 1978-05-03 GB GB17495/78A patent/GB1604204A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BR7802730A (pt) | 1978-12-19 |
| SU1041048A3 (ru) | 1983-09-07 |
| IT7822914A0 (it) | 1978-05-02 |
| DE2819305C2 (enrdf_load_stackoverflow) | 1989-11-09 |
| SE429075B (sv) | 1983-08-08 |
| GB1604205A (en) | 1981-12-02 |
| NL7804760A (nl) | 1978-11-07 |
| FR2389986B1 (enrdf_load_stackoverflow) | 1986-01-03 |
| AU3560278A (en) | 1979-11-08 |
| JPS53137641A (en) | 1978-12-01 |
| FR2389986A1 (enrdf_load_stackoverflow) | 1978-12-01 |
| IN150051B (enrdf_load_stackoverflow) | 1982-07-10 |
| CH628460A5 (en) | 1982-02-26 |
| JPS6128196B2 (enrdf_load_stackoverflow) | 1986-06-28 |
| IL54601A0 (en) | 1978-07-31 |
| AU520310B2 (en) | 1982-01-28 |
| NL188057C (nl) | 1992-03-16 |
| DE2819305A1 (de) | 1978-11-23 |
| IL54601A (en) | 1980-07-31 |
| IT1095711B (it) | 1985-08-17 |
| ZA782533B (en) | 1979-04-25 |
| NZ187126A (en) | 1982-03-30 |
| NL188057B (nl) | 1991-10-16 |
| SE7805023L (sv) | 1978-11-04 |
| GB1604204A (en) | 1981-12-02 |
| BE866645A (fr) | 1978-09-01 |
| MX148825A (es) | 1983-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |