JPH04515Y2 - - Google Patents
Info
- Publication number
- JPH04515Y2 JPH04515Y2 JP15478786U JP15478786U JPH04515Y2 JP H04515 Y2 JPH04515 Y2 JP H04515Y2 JP 15478786 U JP15478786 U JP 15478786U JP 15478786 U JP15478786 U JP 15478786U JP H04515 Y2 JPH04515 Y2 JP H04515Y2
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- magnetic
- bias
- reed switch
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 33
- 235000014676 Phragmites communis Nutrition 0.000 claims description 32
- 239000000126 substance Substances 0.000 claims description 7
- 239000000696 magnetic material Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15478786U JPH04515Y2 (en]) | 1986-10-08 | 1986-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15478786U JPH04515Y2 (en]) | 1986-10-08 | 1986-10-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6360245U JPS6360245U (en]) | 1988-04-21 |
| JPH04515Y2 true JPH04515Y2 (en]) | 1992-01-09 |
Family
ID=31074902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15478786U Expired JPH04515Y2 (en]) | 1986-10-08 | 1986-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04515Y2 (en]) |
-
1986
- 1986-10-08 JP JP15478786U patent/JPH04515Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6360245U (en]) | 1988-04-21 |
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