JPH01135321U - - Google Patents
Info
- Publication number
- JPH01135321U JPH01135321U JP2818088U JP2818088U JPH01135321U JP H01135321 U JPH01135321 U JP H01135321U JP 2818088 U JP2818088 U JP 2818088U JP 2818088 U JP2818088 U JP 2818088U JP H01135321 U JPH01135321 U JP H01135321U
- Authority
- JP
- Japan
- Prior art keywords
- constant voltage
- power supply
- supply circuit
- fuel sensor
- voltage power
- 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
- 239000000446 fuel Substances 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
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)
- Emergency Protection Circuit Devices (AREA)
- Protection Of Static Devices (AREA)
Description
第１図は本考案の原理図、第２図は本考案の１
実施例の要部を示すブロツク回路図、第３図は従
来例のブロツク回路図である。
１…直流電源、３…主定電圧電源回路、５…フ
ユーエルセンサ、１２…フユーエルセンサ用定電
圧電源回路。
Figure 1 is a diagram of the principle of the present invention, Figure 2 is a diagram of the principle of the present invention.
A block circuit diagram showing the main parts of the embodiment, and FIG. 3 is a block circuit diagram of a conventional example. 1... DC power supply, 3... Main constant voltage power supply circuit, 5... Fuel sensor, 12... Constant voltage power supply circuit for fuel sensor.
Claims (1)
源回路により定電圧化して車載の各電気機器へ供
給するようにした自動車等の車両において、 上記主定電圧電源回路とは独立にフユーエルセ
ンサ専用の定電圧電源回路を設け、 該フユーエルセンサ用定電圧電源回路は上記主
定電圧電源回路の定電圧出力を比較基準電圧とし
てその出力電圧を定電圧化すると共に、過負荷時
の過電流を抑制する過電流保護機能を付与し、 該フユーエルセンサ用定電圧電源回路の定電圧
出力をフユーエルセンサへ直接供給するようにし
たことを特徴とするフユーエルセンサ用電源供給
回路。[Scope of Claim for Utility Model Registration] In a vehicle such as an automobile in which the power supply voltage of a DC power source such as a battery is regulated by a main constant voltage power supply circuit and supplied to each electrical device onboard the vehicle, the above main constant voltage power supply circuit A constant voltage power supply circuit dedicated to the fuel sensor is provided independently from the fuel sensor, and the constant voltage power supply circuit for the fuel sensor uses the constant voltage output of the main constant voltage power supply circuit as a reference voltage for comparison, and makes the output voltage a constant voltage. A fuel sensor, characterized in that it is provided with an overcurrent protection function that suppresses overcurrent during overload, and that the constant voltage output of the constant voltage power supply circuit for the fuel sensor is directly supplied to the fuel sensor. power supply circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988028180U JPH0522830Y2 (en) | 1988-03-04 | 1988-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988028180U JPH0522830Y2 (en) | 1988-03-04 | 1988-03-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01135321U true JPH01135321U (en) | 1989-09-18 |
| JPH0522830Y2 JPH0522830Y2 (en) | 1993-06-11 |
Family
ID=31251328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988028180U Expired - Lifetime JPH0522830Y2 (en) | 1988-03-04 | 1988-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0522830Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08215333A (en) * | 1995-02-17 | 1996-08-27 | Nohmi Bosai Ltd | Engine room fire extinguishing appliance |
-
1988
- 1988-03-04 JP JP1988028180U patent/JPH0522830Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0522830Y2 (en) | 1993-06-11 |