JPH0535290Y2 - - Google Patents
Info
- Publication number
- JPH0535290Y2 JPH0535290Y2 JP8212187U JP8212187U JPH0535290Y2 JP H0535290 Y2 JPH0535290 Y2 JP H0535290Y2 JP 8212187 U JP8212187 U JP 8212187U JP 8212187 U JP8212187 U JP 8212187U JP H0535290 Y2 JPH0535290 Y2 JP H0535290Y2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- oil
- operational amplifier
- resistor
- voltage
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 10
- 239000004065 semiconductor Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 description 28
- 239000003921 oil Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8212187U JPH0535290Y2 (sk) | 1987-05-30 | 1987-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8212187U JPH0535290Y2 (sk) | 1987-05-30 | 1987-05-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63193321U JPS63193321U (sk) | 1988-12-13 |
| JPH0535290Y2 true JPH0535290Y2 (sk) | 1993-09-08 |
Family
ID=30934484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8212187U Expired - Lifetime JPH0535290Y2 (sk) | 1987-05-30 | 1987-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535290Y2 (sk) |
-
1987
- 1987-05-30 JP JP8212187U patent/JPH0535290Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63193321U (sk) | 1988-12-13 |
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