JPH03114018U - - Google Patents
Info
- Publication number
- JPH03114018U JPH03114018U JP2318790U JP2318790U JPH03114018U JP H03114018 U JPH03114018 U JP H03114018U JP 2318790 U JP2318790 U JP 2318790U JP 2318790 U JP2318790 U JP 2318790U JP H03114018 U JPH03114018 U JP H03114018U
- Authority
- JP
- Japan
- Prior art keywords
- remaining fuel
- variable resistor
- alarm
- alarm device
- fuel
- 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
- 239000000446 fuel Substances 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims 4
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 239000002828 fuel tank Substances 0.000 description 1
Landscapes
- Level Indicators Using A Float (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Description
第１図は、本考案一実施例の要部構成図。第２
図は、同実施例の回路図。第３図は、同実施例の
摺動抵抗器図。第４図は、同実施例の残り燃料の
量と抵抗値との特性曲線。第５図は、同実施例の
警報表示作動を示すヒステリシス曲線図。第６図
は、従来例の構成説明図。第７図は、従来例の回
路図。
１……燃料の液面、２，２２……センダユニツ
ト、３，２３……燃料計、４，２４……警報表示
器、５……電池電源、２１……燃料タンク、２１
Ａ……孔、Ａ，Ｂ……ワイヤリングハーネス、Ａ
Ｒ１，ＡＲ２……アーム、ＣＰ……比較回路、Ｆ
Ｌ１，ＦＬ２……フロート、ＬＥＤ……発光素子
、ＬＶ……接点レバー、Ｍ……燃料計のメータ部
、Ｒ０，Ｒ１０……可変抵抗式の摺動抵抗器、Ｒ
１〜Ｒ７，Ｒ１１……抵抗器、ｒ１，ｒ２……抵
抗値、Ｖ１，Ｖ２……電圧。
FIG. 1 is a diagram showing the main parts of an embodiment of the present invention. Second
The figure is a circuit diagram of the same embodiment. FIG. 3 is a diagram of the sliding resistor of the same embodiment. FIG. 4 is a characteristic curve of the amount of remaining fuel and resistance value of the same example. FIG. 5 is a hysteresis curve diagram showing the alarm display operation of the same embodiment. FIG. 6 is an explanatory diagram of the configuration of a conventional example. FIG. 7 is a circuit diagram of a conventional example. 1... Fuel level, 2, 22... Sender unit, 3, 23... Fuel gauge, 4, 24... Alarm indicator, 5... Battery power source, 21... Fuel tank, 21
A... Hole, A, B... Wiring harness, A
R 1 , AR 2 ... Arm, CP ... Comparison circuit, F
L 1 , FL 2 ... Float, LED ... Light emitting element, LV ... Contact lever, M ... Meter section of fuel gauge, R 0 , R 10 ... Variable resistance type sliding resistor, R
1 to R7 , R11 ...Resistor, r1 , r2 ...Resistance value, V1 , V2 ...Voltage.
Claims (1)
器と、 この可変抵抗器の抵抗値に応じて残り燃料の量
を運転席に表示する燃料計と、 この燃料計とは別に前記残り燃料が所定値以下
になつたときに前記運転席に警報を表示する警報
表示器と を備えた残り燃料検出警報装置において、 前記可変抵抗器の端子電圧を入力としこの入力
電圧が前記所定値に対応する第一の電圧になつた
ときに出力を送出し、前記所定値より大きい残り
燃料の値に対応する第二の電圧になつたときに出
力を停止する比較回路を備え、 この比較回路の出力が前記警報表示器に接続さ
れた ことを特徴とする残り燃料検出警報装置。 ２ 残り燃料に応じてその位置が変位するフロー
トを備え、 前記可変抵抗器はこのフロートの変位に機械的
に結合されてその抵抗値を変化させる構造である 請求項１記載の残り燃料検出警報装置。[Scope of Claim for Utility Model Registration] 1. A variable resistor whose resistance value changes depending on the remaining fuel, a fuel gauge that displays the amount of remaining fuel on the driver's seat according to the resistance value of this variable resistor, and this fuel. In the remaining fuel detection and alarm device, the remaining fuel detection and alarm device is equipped with an alarm display that displays an alarm on the driver's seat when the remaining fuel falls below a predetermined value, in addition to a meter, the terminal voltage of the variable resistor is input; a comparator circuit that outputs an output when the voltage reaches a first voltage corresponding to the predetermined value and stops the output when the voltage reaches a second voltage corresponding to a value of remaining fuel that is greater than the predetermined value; A remaining fuel detection and alarm device, comprising: an output of the comparison circuit being connected to the alarm indicator. 2. The remaining fuel detection and alarm device according to claim 1, further comprising a float whose position changes according to the amount of remaining fuel, and wherein the variable resistor is mechanically coupled to the displacement of the float to change its resistance value. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2318790U JPH03114018U (en) | 1990-03-09 | 1990-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2318790U JPH03114018U (en) | 1990-03-09 | 1990-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03114018U true JPH03114018U (en) | 1991-11-22 |
Family
ID=31526177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2318790U Pending JPH03114018U (en) | 1990-03-09 | 1990-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03114018U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6355122B2 (en) * | 1982-06-03 | 1988-11-01 | Mitsubishi Electric Corp |
-
1990
- 1990-03-09 JP JP2318790U patent/JPH03114018U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6355122B2 (en) * | 1982-06-03 | 1988-11-01 | Mitsubishi Electric Corp |
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