JPS6234322U - - Google Patents
Info
- Publication number
- JPS6234322U JPS6234322U JP12552085U JP12552085U JPS6234322U JP S6234322 U JPS6234322 U JP S6234322U JP 12552085 U JP12552085 U JP 12552085U JP 12552085 U JP12552085 U JP 12552085U JP S6234322 U JPS6234322 U JP S6234322U
- Authority
- JP
- Japan
- Prior art keywords
- small
- diameter tube
- tube electrode
- small hole
- electrodes
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims 2
- 239000012777 electrically insulating material Substances 0.000 claims 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Description
第１図はセンサー全体の外形を示す図で、第２
図はその要部を拡大断面で示し、第３図は第２図
におけるＡ―Ａ方向の断面を示したものである。
８……第１電極、１０……第２電極、２４，２
６，２８……スペーサー、３６，３８，４０……
頭部、５０……フイルター。
Figure 1 shows the overall outline of the sensor;
The figure shows an enlarged cross section of the main part, and FIG. 3 shows a cross section taken along the line AA in FIG. 2. 8...First electrode, 10...Second electrode, 24,2
6, 28... Spacer, 36, 38, 40...
Head, 50...filter.
Claims (1)
態となるよう挿入配置し、両電極間の静電容量値
から貯液量あるいは液面高さを計測するようにし
たセンサーにおいて、小径管電極の周囲に複数の
小孔を穿設し、この小孔へ電気絶縁物質で作られ
小孔へ嵌入される足部と小孔よりも大きくその高
さが両電極間の隙間を定める寸法に設定された頭
部とを有する略茸形のスペーサーを配設したこと
を特徴とする静電容量式センサー。 In a sensor in which a small diameter tube electrode is inserted into a large diameter tube electrode so as to be electrically insulated from each other, and the amount of liquid stored or the liquid level is measured from the capacitance value between both electrodes, the small diameter tube electrode A plurality of small holes are drilled around the small hole, and a foot portion made of an electrically insulating material and inserted into the small hole is larger than the small hole and its height is set to a size that determines the gap between the two electrodes. 1. A capacitive sensor characterized in that a substantially mushroom-shaped spacer having a head portion and a substantially mushroom-shaped spacer is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985125520U JPH0612498Y2 (en) | 1985-08-15 | 1985-08-15 | Capacitive sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985125520U JPH0612498Y2 (en) | 1985-08-15 | 1985-08-15 | Capacitive sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6234322U true JPS6234322U (en) | 1987-02-28 |
| JPH0612498Y2 JPH0612498Y2 (en) | 1994-03-30 |
Family
ID=31018488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985125520U Expired - Lifetime JPH0612498Y2 (en) | 1985-08-15 | 1985-08-15 | Capacitive sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0612498Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04103887A (en) * | 1990-08-22 | 1992-04-06 | Hitachi Ltd | Oil tank in oil-cooling type compressor |
| JP2007240262A (en) * | 2006-03-07 | 2007-09-20 | Yazaki Corp | Liquid level sensor |
| JP2010169482A (en) * | 2009-01-21 | 2010-08-05 | Shin Etsu Handotai Co Ltd | Sediment detection method and sediment detector |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4852559U (en) * | 1971-10-20 | 1973-07-07 |
-
1985
- 1985-08-15 JP JP1985125520U patent/JPH0612498Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4852559U (en) * | 1971-10-20 | 1973-07-07 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04103887A (en) * | 1990-08-22 | 1992-04-06 | Hitachi Ltd | Oil tank in oil-cooling type compressor |
| JP2007240262A (en) * | 2006-03-07 | 2007-09-20 | Yazaki Corp | Liquid level sensor |
| JP2010169482A (en) * | 2009-01-21 | 2010-08-05 | Shin Etsu Handotai Co Ltd | Sediment detection method and sediment detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0612498Y2 (en) | 1994-03-30 |