CA1145009A - Magnetic transducer and proximity detection device incorporating such a transducer - Google Patents
Magnetic transducer and proximity detection device incorporating such a transducerInfo
- Publication number
- CA1145009A CA1145009A CA000351844A CA351844A CA1145009A CA 1145009 A CA1145009 A CA 1145009A CA 000351844 A CA000351844 A CA 000351844A CA 351844 A CA351844 A CA 351844A CA 1145009 A CA1145009 A CA 1145009A
- Authority
- CA
- Canada
- Prior art keywords
- wire
- magnetic
- magnetization
- sheath
- axis
- 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 61
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 230000005415 magnetization Effects 0.000 claims abstract description 39
- 230000008859 change Effects 0.000 claims abstract description 17
- 239000010941 cobalt Substances 0.000 claims abstract description 6
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 4
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000004907 flux Effects 0.000 abstract description 6
- 238000005452 bending Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 7
- 238000011282 treatment Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 101150087426 Gnal gene Proteins 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- JCYWCSGERIELPG-UHFFFAOYSA-N imes Chemical class CC1=CC(C)=CC(C)=C1N1C=CN(C=2C(=CC(C)=CC=2C)C)[C]1 JCYWCSGERIELPG-UHFFFAOYSA-N 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
- Electronic Switches (AREA)
- Geophysics And Detection Of Objects (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7912459A FR2456955A1 (fr) | 1979-05-16 | 1979-05-16 | Capteur magnetique et dispositif de detection de proximite comportant un tel capteur |
| FR7912459 | 1979-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1145009A true CA1145009A (en) | 1983-04-19 |
Family
ID=9225532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000351844A Expired CA1145009A (en) | 1979-05-16 | 1980-05-13 | Magnetic transducer and proximity detection device incorporating such a transducer |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4364013A (enExample) |
| EP (1) | EP0020208B1 (enExample) |
| JP (1) | JPS55154476A (enExample) |
| CA (1) | CA1145009A (enExample) |
| DE (1) | DE3060581D1 (enExample) |
| FR (1) | FR2456955A1 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4716556A (en) * | 1981-07-23 | 1987-12-29 | Allied-Signal Inc. | Magnetostrictive acoustic transducer |
| JPS58146869A (ja) * | 1982-02-25 | 1983-09-01 | Aisin Seiki Co Ltd | 磁気検出装置 |
| JPS58148978A (ja) * | 1982-03-01 | 1983-09-05 | Aisin Seiki Co Ltd | 磁気検出素子 |
| US4709210A (en) * | 1985-05-02 | 1987-11-24 | Pond Robert J | Magnetoacoustic proximity sensor |
| JPH0769195B2 (ja) * | 1989-11-10 | 1995-07-26 | 機動建設工業株式会社 | 地盤の変動測定装置 |
| DE4028366A1 (de) * | 1990-09-07 | 1992-03-12 | Daimler Benz Ag | Detektor zur messung eines magnetfeldes und messeinrichtung unter verwendung dieses detektors |
| DE10259223B3 (de) * | 2002-11-20 | 2004-02-12 | Mehnert, Walter, Dr. | Positionsdetektor |
| AU2003298124A1 (en) * | 2002-11-20 | 2004-06-15 | Walter Mehnert | Position detector |
| CN100417936C (zh) * | 2003-03-21 | 2008-09-10 | 博奥生物有限公司 | 带有磁化轴的微型器件及其使用方法与应用 |
| EP1840908A1 (en) * | 2006-03-30 | 2007-10-03 | NV Bekaert SA | Magnetic flux return path with collated bands of wire |
| US8008816B2 (en) * | 2006-10-19 | 2011-08-30 | Boise State University | Device with magnetoplastic and/or magnetoelastic thin-film transducer and pick-up coil for harvesting energy |
| WO2008061166A2 (en) * | 2006-11-14 | 2008-05-22 | Boise State University | Multi-state memory and multi-functional devices comprising magnetoplastic or magnetoelastic materials |
| DE102007039051B8 (de) * | 2007-08-17 | 2023-09-28 | Avago Technologies International Sales Pte. Limited | Absoluter feinauflösender Segment- oder Umdrehungszähler |
| DE102007039050B8 (de) | 2007-08-17 | 2024-02-15 | Avago Technologies International Sales Pte. Limited | Linearsegment- oder Umdrehungszähler mit einem ferromagnetischen Element |
| US8586194B2 (en) * | 2007-08-30 | 2013-11-19 | Boise State University | Polycrystalline foams exhibiting giant magnetic-field-induced deformation and methods of making and using same |
| CN109791056A (zh) * | 2016-04-08 | 2019-05-21 | 托马斯·泰尔 | 韦根线布置及其制造方法 |
| TWI649540B (zh) | 2017-10-26 | 2019-02-01 | 財團法人工業技術研究院 | 無電池旋轉編碼器 |
| US11079253B2 (en) * | 2018-04-16 | 2021-08-03 | Avago Technologies International Sales Pte. Limited | Wiegand module and methods of forming the same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB508046A (en) * | 1936-12-24 | 1939-06-26 | Siemens App Und Maschinen Gmbh | Improvements in or relating to the measurement of magnetic fields |
| FR831176A (fr) * | 1936-12-24 | 1938-08-25 | Siemens App Und Maschinen Gmbh | Procédé et dispositif de mesure des caractéristiques d'un champ magnétique |
| US3602906A (en) * | 1970-01-26 | 1971-08-31 | John R Wiegand | Multiple pulse magnetic memory units |
| US3780313A (en) * | 1972-06-23 | 1973-12-18 | Velinsky M | Pulse generator |
| US3855525A (en) * | 1973-10-05 | 1974-12-17 | Illinois Tool Works | Angular velocity sensor |
| DE2641592A1 (de) * | 1976-09-16 | 1978-03-23 | Bosch Gmbh Robert | Einrichtung zur lageerkennung und drehzahlermittlung einer rotierenden welle |
-
1979
- 1979-05-16 FR FR7912459A patent/FR2456955A1/fr active Granted
-
1980
- 1980-05-08 DE DE8080400623T patent/DE3060581D1/de not_active Expired
- 1980-05-08 EP EP80400623A patent/EP0020208B1/fr not_active Expired
- 1980-05-13 CA CA000351844A patent/CA1145009A/en not_active Expired
- 1980-05-13 US US06/149,317 patent/US4364013A/en not_active Expired - Lifetime
- 1980-05-14 JP JP6382880A patent/JPS55154476A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4364013A (en) | 1982-12-14 |
| FR2456955B1 (enExample) | 1981-08-14 |
| DE3060581D1 (en) | 1982-08-12 |
| EP0020208A1 (fr) | 1980-12-10 |
| FR2456955A1 (fr) | 1980-12-12 |
| JPS55154476A (en) | 1980-12-02 |
| EP0020208B1 (fr) | 1982-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |