JPH0248825U - - Google Patents
Info
- Publication number
- JPH0248825U JPH0248825U JP12745188U JP12745188U JPH0248825U JP H0248825 U JPH0248825 U JP H0248825U JP 12745188 U JP12745188 U JP 12745188U JP 12745188 U JP12745188 U JP 12745188U JP H0248825 U JPH0248825 U JP H0248825U
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- piezoelectric
- detection device
- level sensor
- remaining amount
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Description
第１図及び第２図は本考案の代表的な実施例で
あるオイル残量検出装置のエンジン停止時と始動
直後のオイル液面状態を示す要部断面図、第３図
は従来の圧電式液体レベルセンサの断面図である
。
図の主要部分の説明、１…圧電素子、２…セン
サハウジング、２ａ…共振部、１１…オイル溜め
、１１ａ…小孔、１２…オイルパン。
Figures 1 and 2 are cross-sectional views of essential parts of the oil level detection device, which is a typical embodiment of the present invention, showing the oil level state when the engine is stopped and immediately after engine startup, and Figure 3 is a conventional piezoelectric type FIG. 2 is a cross-sectional view of a liquid level sensor. Description of the main parts of the figure: 1...Piezoelectric element, 2...Sensor housing, 2a...Resonator section, 11...Oil reservoir, 11a...Small hole, 12...Oil pan.
Claims (1)
、気・液を判定する圧電式液体レベルセンサを液
体タンク内に装備する液体残量検出装置において
、前記液体タンク内に前記圧電式レベルセンサを
囲み、かつ底面に小孔を有する液体溜めを形成す
ることを特徴とする液体残量検出装置。 In a liquid remaining amount detection device in which a liquid tank is equipped with a piezoelectric liquid level sensor that detects vibrations of a piezoelectric element incorporated in an oscillation circuit and determines whether it is gas or liquid, the piezoelectric level sensor is installed in the liquid tank. A liquid remaining amount detection device characterized by forming a liquid reservoir surrounded by a liquid reservoir having a small hole in the bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12745188U JPH0248825U (en) | 1988-09-29 | 1988-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12745188U JPH0248825U (en) | 1988-09-29 | 1988-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0248825U true JPH0248825U (en) | 1990-04-04 |
Family
ID=31379897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12745188U Pending JPH0248825U (en) | 1988-09-29 | 1988-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0248825U (en) |
-
1988
- 1988-09-29 JP JP12745188U patent/JPH0248825U/ja active Pending
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