JPS6425726U - - Google Patents
Info
- Publication number
- JPS6425726U JPS6425726U JP12048987U JP12048987U JPS6425726U JP S6425726 U JPS6425726 U JP S6425726U JP 12048987 U JP12048987 U JP 12048987U JP 12048987 U JP12048987 U JP 12048987U JP S6425726 U JPS6425726 U JP S6425726U
- Authority
- JP
- Japan
- Prior art keywords
- liquid level
- resistor
- detection section
- voltage detection
- center
- 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
- 239000007788 liquid Substances 0.000 claims description 11
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 3
- 239000002828 fuel tank Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Description
第１図ａ，ｂはこの考案を適用する放熱式抵抗
体の特性を示すグラフ、第２図はこの考案に係る
液面レベルセンサーを燃料タンクに固定した状態
を示す平面説明図、第３図は第２図の−線断
面において、演算処理手段を付加するために一部
模式化した説明図、第４図はセンサーと揺動中心
との関係を現す幾何図形説明図、第５図ａ，ｂは
同レベルセンサーの出力電圧特性と液面レベルと
の関係を示すグラフである。
１……燃料タンク、２……レベルセンサー、３
……支持体、４Ａ，４Ｂ……放熱式抵抗体、６…
…電圧測定部、７……演算部、８……レベル表示
器、９……乗算部、１０……加算部、１１……オ
フセツト機構、Ｏ……揺動中心、ＷＬ……液面、
ｌ１……抵抗体間の距離、ｌ２……揺動中心まで
の距離。
Figures 1a and b are graphs showing the characteristics of a heat dissipation type resistor to which this invention is applied, Figure 2 is a plan view showing the state in which the liquid level sensor according to this invention is fixed to a fuel tank, and Figure 3. 2 is a partially schematic explanatory diagram for adding arithmetic processing means in the cross section taken along the - line in FIG. 2, FIG. b is a graph showing the relationship between the output voltage characteristics of the same level sensor and the liquid level. 1...Fuel tank, 2...Level sensor, 3
...Support body, 4A, 4B... Heat dissipation type resistor, 6...
...Voltage measuring section, 7... Calculating section, 8... Level indicator, 9... Multiplying section, 10... Adding section, 11... Offset mechanism, O... Oscillation center, WL... Liquid level,
l 1 ... Distance between resistors, l 2 ... Distance to the center of oscillation.
Claims (1)
、液体収納容器内の仮想的に定まる液面の揺動中
心から直線に横切るように前記支持体を前記変動
中心から所定距離をおいて液体収納容器内に垂設
し、各抵抗体を加熱する為の定電流を印加すると
ともに、各抵抗体の液面レベルに対応した電圧を
検出する電圧検出部を設け、各電圧検出部の出力
を比較演算手段で演算することによつて、前記仮
想的揺動中心の液面レベルを求めるようにした液
面レベルセンサーであつて、前記電圧検出部と比
較演算手段との間に各抵抗体のレベル特性を整合
させるためのオフセツト機構を介在したことを特
徴とする液面レベルセンサー。 A liquid storage container in which a plurality of resistors are arranged in parallel on a support, and the support is spaced a predetermined distance from the center of fluctuation so as to cross in a straight line from the center of fluctuation of a virtually determined liquid level in the liquid storage container. A voltage detection section is installed vertically inside the interior to apply a constant current to heat each resistor and detect the voltage corresponding to the liquid level of each resistor, and the output of each voltage detection section is compared and calculated. The liquid level sensor is configured to calculate the liquid level at the virtual center of oscillation by calculating the level characteristics of each resistor between the voltage detection section and the comparison calculation means. A liquid level sensor characterized by having an offset mechanism for aligning the liquid level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987120489U JPH0425620Y2 (en) | 1987-08-07 | 1987-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987120489U JPH0425620Y2 (en) | 1987-08-07 | 1987-08-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6425726U true JPS6425726U (en) | 1989-02-13 |
| JPH0425620Y2 JPH0425620Y2 (en) | 1992-06-19 |
Family
ID=31366644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987120489U Expired JPH0425620Y2 (en) | 1987-08-07 | 1987-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425620Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04161824A (en) * | 1990-10-26 | 1992-06-05 | Hanshin Electric Co Ltd | Water-level detector for hot-water supplying machine having bathtub |
| US8124137B2 (en) | 2006-08-10 | 2012-02-28 | Mimozax Co., Ltd. | Composition for prevention and/or treatment of tumors containing acacia bark derivative |
| US8124138B2 (en) | 2006-08-10 | 2012-02-28 | Mimozax Co., Ltd. | Composition for prevention and/or treatment of pruritus containing acacia bark derivative |
| US8673287B2 (en) | 2006-08-10 | 2014-03-18 | Mimozax Co., Ltd. | Anti-obesity composition containing acacia bark derivative |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60154118A (en) * | 1984-01-24 | 1985-08-13 | Nippon Denso Co Ltd | Oil level detector for vehicle |
| JPS60159326U (en) * | 1984-03-31 | 1985-10-23 | 株式会社 土屋製作所 | Oil amount detection device |
-
1987
- 1987-08-07 JP JP1987120489U patent/JPH0425620Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60154118A (en) * | 1984-01-24 | 1985-08-13 | Nippon Denso Co Ltd | Oil level detector for vehicle |
| JPS60159326U (en) * | 1984-03-31 | 1985-10-23 | 株式会社 土屋製作所 | Oil amount detection device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04161824A (en) * | 1990-10-26 | 1992-06-05 | Hanshin Electric Co Ltd | Water-level detector for hot-water supplying machine having bathtub |
| US8124137B2 (en) | 2006-08-10 | 2012-02-28 | Mimozax Co., Ltd. | Composition for prevention and/or treatment of tumors containing acacia bark derivative |
| US8124138B2 (en) | 2006-08-10 | 2012-02-28 | Mimozax Co., Ltd. | Composition for prevention and/or treatment of pruritus containing acacia bark derivative |
| US8673287B2 (en) | 2006-08-10 | 2014-03-18 | Mimozax Co., Ltd. | Anti-obesity composition containing acacia bark derivative |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0425620Y2 (en) | 1992-06-19 |