JPS5929723U - Vehicle liquid level measuring device - Google Patents
Vehicle liquid level measuring deviceInfo
- Publication number
- JPS5929723U JPS5929723U JP12595182U JP12595182U JPS5929723U JP S5929723 U JPS5929723 U JP S5929723U JP 12595182 U JP12595182 U JP 12595182U JP 12595182 U JP12595182 U JP 12595182U JP S5929723 U JPS5929723 U JP S5929723U
- Authority
- JP
- Japan
- Prior art keywords
- liquid level
- delay circuit
- circuit
- measuring device
- power supply
- 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
Landscapes
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の車両用液量測定装置のブロック図、第２
図はこの考案の一実施例を示す車両用液量測定装置のブ
ロック図である。
１・・・液面レベルセンサ、２・・・燃料表示ｉ、３・
・・、増幅器、４・・・ディレィ回路、５・・・プリセ
ット回路、６・・・電源回路、７・・・オア回路、８・
・・タイマ回路、Ｂ・・・バッテリ、ＳＷｌ・・・イグ
ニッションスイッチ、ＳＷ２・・・ライティングスイッ
チ。Figure 1 is a block diagram of a conventional vehicle fluid level measuring device;
The figure is a block diagram of a vehicle fluid level measuring device showing an embodiment of this invention. 1...Liquid level sensor, 2...Fuel display i, 3...
..., amplifier, 4... delay circuit, 5... preset circuit, 6... power supply circuit, 7... OR circuit, 8...
...Timer circuit, B...Battery, SWl...Ignition switch, SW2...Lighting switch.
Claims (1)
面レベルセンサ１と、該液面レベルセンサ１の出力信号
を大きな時定数で遅延して出力するディレィ回路４と、
該ディレィ回路４の出力信号を入力しその大きさに応じ
た液面レベルを表示する表示器２と、イグニッションス
イッチＳＷ１又はライティングスイッチＳＷ２の投入を
検出して前記ディレィ回路４の時定数が小さくなるよう
に制御するプリセット回路５と、前記イグニッションス
イッチＳＷ１又はライティングスイッチＳＷ２を介して
バッテリＢに接続され、前記液面レベルセンサ１、ディ
レィ回路４、表示器２及びプリセット回路５に給電する
電源回路６とを備えてなる車両用液量測定装置において
、前記ライティングスイッチＳＷ２が閉成状態にあり、
前記電源回路６が給電動作を継続しているとき、前記イ
グニッションスイッチＳＷ１の開放を検出して所定時間
だけ前記ディレィ回路４の時定数が小さくなるように制
御するタイマ回路７を設けたことを特徴とする車両用液
量測定装置。A liquid level sensor 1 that outputs an analog signal of a magnitude corresponding to the liquid level; a delay circuit 4 that delays the output signal of the liquid level sensor 1 with a large time constant and outputs the signal;
A display 2 inputs the output signal of the delay circuit 4 and displays the liquid level according to the magnitude thereof, and a time constant of the delay circuit 4 decreases by detecting the turning on of the ignition switch SW1 or the lighting switch SW2. a power supply circuit 6 connected to the battery B via the ignition switch SW1 or the lighting switch SW2, and supplying power to the liquid level sensor 1, the delay circuit 4, the display 2, and the preset circuit 5. In the vehicle liquid level measuring device comprising: the lighting switch SW2 is in a closed state;
A timer circuit 7 is provided which detects the opening of the ignition switch SW1 and controls the time constant of the delay circuit 4 to be small for a predetermined time while the power supply circuit 6 continues the power supply operation. A liquid level measurement device for vehicles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12595182U JPS5929723U (en) | 1982-08-19 | 1982-08-19 | Vehicle liquid level measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12595182U JPS5929723U (en) | 1982-08-19 | 1982-08-19 | Vehicle liquid level measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5929723U true JPS5929723U (en) | 1984-02-24 |
| JPH0230735Y2 JPH0230735Y2 (en) | 1990-08-20 |
Family
ID=30286567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12595182U Granted JPS5929723U (en) | 1982-08-19 | 1982-08-19 | Vehicle liquid level measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5929723U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5484968U (en) * | 1977-11-28 | 1979-06-15 | ||
| JPS5710416A (en) * | 1980-06-23 | 1982-01-20 | Nissan Motor Co Ltd | Remaining fuel gage for vehicle |
-
1982
- 1982-08-19 JP JP12595182U patent/JPS5929723U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5484968U (en) * | 1977-11-28 | 1979-06-15 | ||
| JPS5710416A (en) * | 1980-06-23 | 1982-01-20 | Nissan Motor Co Ltd | Remaining fuel gage for vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0230735Y2 (en) | 1990-08-20 |
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