JPH01174564U - - Google Patents
Info
- Publication number
- JPH01174564U JPH01174564U JP7164688U JP7164688U JPH01174564U JP H01174564 U JPH01174564 U JP H01174564U JP 7164688 U JP7164688 U JP 7164688U JP 7164688 U JP7164688 U JP 7164688U JP H01174564 U JPH01174564 U JP H01174564U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- vane
- pump
- power supply
- type pump
- 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 11
- 239000002828 fuel tank Substances 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Description
第１図ないし第４図は第１の実施例を示し、第
１図は燃料噴射装置の全体構成図、第２図は燃料
ポンプの縦断面図、第３図はサーミスタの温度―
抵抗特性を示す線図、第４図はブラシレス直流モ
ータの制御回路を示す回路図、第５図は第２の実
施例を示す第４図に同様の回路図である。
１……燃料タンク、４……燃料ポンプ、５……
ケーシング、１０……ベーン型ポンプ部、１３…
…直流モータ部、１８……回路ユニツト部、２０
……サーミスタ、２６……直流電源、２７……駆
動回路、３０……駆動制御回路、３１……給電停
止回路、４１……バイメタルスイツチ。
Figures 1 to 4 show the first embodiment, where Figure 1 is an overall configuration diagram of the fuel injection device, Figure 2 is a longitudinal sectional view of the fuel pump, and Figure 3 is the temperature of the thermistor.
FIG. 4 is a diagram showing resistance characteristics, FIG. 4 is a circuit diagram showing a control circuit of a brushless DC motor, and FIG. 5 is a circuit diagram similar to FIG. 4 showing a second embodiment. 1...Fuel tank, 4...Fuel pump, 5...
Casing, 10... Vane type pump section, 13...
...DC motor section, 18...Circuit unit section, 20
... thermistor, 26 ... DC power supply, 27 ... drive circuit, 30 ... drive control circuit, 31 ... power supply stop circuit, 41 ... bimetal switch.
Claims (1)
て駆動されるベーン型ポンプ部を有する燃料ポン
プと、前記ベーン型ポンプ部の励磁コイルに電圧
を供給する駆動回路と、前記燃料タンク内の残量
を燃温から検知する燃温検知器と、該燃温検知器
が残量の減少を検知したとき前記駆動回路による
給電を停止せしめる給電停止回路とから構成して
なる燃料ポンプの空転防止装置。 A fuel pump having a vane-type pump part disposed inside the fuel tank and driven by a DC motor part, a drive circuit supplying voltage to an excitation coil of the vane-type pump part, and a fuel pump having a vane-type pump part driven by a DC motor part; A fuel pump idling prevention device comprising a fuel temperature detector that detects the fuel amount from the fuel temperature, and a power supply stop circuit that stops the power supply by the drive circuit when the fuel temperature detector detects a decrease in the remaining fuel amount. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7164688U JPH01174564U (en) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7164688U JPH01174564U (en) | 1988-05-30 | 1988-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01174564U true JPH01174564U (en) | 1989-12-12 |
Family
ID=31296849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7164688U Pending JPH01174564U (en) | 1988-05-30 | 1988-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01174564U (en) |
-
1988
- 1988-05-30 JP JP7164688U patent/JPH01174564U/ja active Pending
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