JPH0196511A - 変位演算素子 - Google Patents
変位演算素子Info
- Publication number
- JPH0196511A JPH0196511A JP25589487A JP25589487A JPH0196511A JP H0196511 A JPH0196511 A JP H0196511A JP 25589487 A JP25589487 A JP 25589487A JP 25589487 A JP25589487 A JP 25589487A JP H0196511 A JPH0196511 A JP H0196511A
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- coil
- displacement
- shield
- conductor coil
- 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
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 72
- 239000004020 conductor Substances 0.000 claims abstract description 108
- 238000001514 detection method Methods 0.000 claims abstract description 68
- 239000000696 magnetic material Substances 0.000 claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 230000004907 flux Effects 0.000 abstract description 14
- 230000006698 induction Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 19
- 230000005284 excitation Effects 0.000 description 16
- 238000000034 method Methods 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000005305 interferometry Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 230000005355 Hall effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25589487A JPH0196511A (ja) | 1987-10-08 | 1987-10-08 | 変位演算素子 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25589487A JPH0196511A (ja) | 1987-10-08 | 1987-10-08 | 変位演算素子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0196511A true JPH0196511A (ja) | 1989-04-14 |
| JPH0574003B2 JPH0574003B2 (enrdf_load_stackoverflow) | 1993-10-15 |
Family
ID=17285046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25589487A Granted JPH0196511A (ja) | 1987-10-08 | 1987-10-08 | 変位演算素子 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0196511A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5789915A (en) * | 1989-02-17 | 1998-08-04 | Nartron Corporation | Magnetic field energy responsive position sensing apparatus and method |
| GB2435518A (en) * | 2006-02-28 | 2007-08-29 | Alexy Davison Karenowska | Position sensor with electromagnetic field generator and shield |
| JP2009204348A (ja) * | 2008-02-26 | 2009-09-10 | Panasonic Electric Works Co Ltd | ポジションセンサ |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5443765A (en) * | 1977-08-17 | 1979-04-06 | Hayter John Edward | Electromagnetic location transducer |
-
1987
- 1987-10-08 JP JP25589487A patent/JPH0196511A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5443765A (en) * | 1977-08-17 | 1979-04-06 | Hayter John Edward | Electromagnetic location transducer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5789915A (en) * | 1989-02-17 | 1998-08-04 | Nartron Corporation | Magnetic field energy responsive position sensing apparatus and method |
| GB2435518A (en) * | 2006-02-28 | 2007-08-29 | Alexy Davison Karenowska | Position sensor with electromagnetic field generator and shield |
| GB2435518B (en) * | 2006-02-28 | 2009-11-18 | Alexy Davison Karenowska | Position sensor |
| US8018222B2 (en) | 2006-02-28 | 2011-09-13 | Alexy Davison Karenowska | Electromagnetic field-based position sensor |
| JP2009204348A (ja) * | 2008-02-26 | 2009-09-10 | Panasonic Electric Works Co Ltd | ポジションセンサ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0574003B2 (enrdf_load_stackoverflow) | 1993-10-15 |
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