JPS6236150Y2 - - Google Patents
Info
- Publication number
- JPS6236150Y2 JPS6236150Y2 JP1861081U JP1861081U JPS6236150Y2 JP S6236150 Y2 JPS6236150 Y2 JP S6236150Y2 JP 1861081 U JP1861081 U JP 1861081U JP 1861081 U JP1861081 U JP 1861081U JP S6236150 Y2 JPS6236150 Y2 JP S6236150Y2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- detection
- metal
- axis
- electromagnet
- 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
- 239000002184 metal Substances 0.000 claims description 34
- 229910052751 metal Inorganic materials 0.000 claims description 34
- 238000001514 detection method Methods 0.000 claims description 33
- 230000010355 oscillation Effects 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims 2
- 230000001939 inductive effect Effects 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1861081U JPS6236150Y2 (enrdf_load_html_response) | 1981-02-12 | 1981-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1861081U JPS6236150Y2 (enrdf_load_html_response) | 1981-02-12 | 1981-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57132262U JPS57132262U (enrdf_load_html_response) | 1982-08-18 |
| JPS6236150Y2 true JPS6236150Y2 (enrdf_load_html_response) | 1987-09-14 |
Family
ID=29816570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1861081U Expired JPS6236150Y2 (enrdf_load_html_response) | 1981-02-12 | 1981-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6236150Y2 (enrdf_load_html_response) |
-
1981
- 1981-02-12 JP JP1861081U patent/JPS6236150Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57132262U (enrdf_load_html_response) | 1982-08-18 |
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