JPH0430265U - - Google Patents
Info
- Publication number
- JPH0430265U JPH0430265U JP7255690U JP7255690U JPH0430265U JP H0430265 U JPH0430265 U JP H0430265U JP 7255690 U JP7255690 U JP 7255690U JP 7255690 U JP7255690 U JP 7255690U JP H0430265 U JPH0430265 U JP H0430265U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- pressure sensor
- negative pressure
- filter
- fuel filter
- 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 12
- 238000001514 detection method Methods 0.000 claims description 4
- 239000002828 fuel tank Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の実施例を示す燃料フイルタの
目詰まり検出装置の概要図、第２図は従来例の第
１図相当図である。
Ｅ……エンジン、１……燃料タンク、２……燃
料フイルタ、２ｂ……燃料フイルタの二次室、３
……フイルタエレメント、５……フイードポンプ
、５ａ……フイードポンプのポンプ室、１０……
負圧センサ。
FIG. 1 is a schematic diagram of a fuel filter clogging detection device showing an embodiment of the present invention, and FIG. 2 is a diagram corresponding to FIG. 1 of a conventional example. E...Engine, 1...Fuel tank, 2...Fuel filter, 2b...Fuel filter secondary chamber, 3
... Filter element, 5 ... Feed pump, 5a ... Pump chamber of feed pump, 10 ...
Negative pressure sensor.
Claims (1)
びフイードポンプ５を介して燃料供給器８に連通
させ、燃料フイルタ２のフイルタエレメント３の
目詰まりを検出する負圧センサ１０を燃料フイル
タ２の二次室２ｂに連通させ、負圧センサ１０の
検出作動によりフイルタエレメント３の目詰まり
報知機１１を報知作動させるように構成したエン
ジンの燃料供給装置の燃料フイルタの目詰まり検
出装置において、 負圧センサ１０をフイードポンプ５のポンプ室
５ａに直接連通させて、負圧センサ１０をポンプ
室５ａを介して燃料フイルタ２の二次室２ｂに連
通させたことを特徴とするエンジンの燃料供給装
置の燃料フイルタの目詰まり検出装置。[Claims for Utility Model Registration] The fuel tank 1 of the engine E is connected to the fuel supply device 8 via the fuel filter 2 and the feed pump 5, and the negative pressure sensor 10 detects clogging of the filter element 3 of the fuel filter 2. A clogging detection device for a fuel filter in a fuel supply system for an engine, which is communicated with a secondary chamber 2b of a fuel filter 2, and is configured to activate a clogging alarm 11 of a filter element 3 in response to a detection operation of a negative pressure sensor 10. The fuel for the engine is characterized in that the negative pressure sensor 10 is directly connected to the pump chamber 5a of the feed pump 5, and the negative pressure sensor 10 is connected to the secondary chamber 2b of the fuel filter 2 via the pump chamber 5a. Clogging detection device for the fuel filter of the supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7255690U JPH0430265U (en) | 1990-07-06 | 1990-07-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7255690U JPH0430265U (en) | 1990-07-06 | 1990-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0430265U true JPH0430265U (en) | 1992-03-11 |
Family
ID=31610592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7255690U Pending JPH0430265U (en) | 1990-07-06 | 1990-07-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430265U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5991532A (en) * | 1982-11-17 | 1984-05-26 | Toshiba Corp | Documentation device |
-
1990
- 1990-07-06 JP JP7255690U patent/JPH0430265U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5991532A (en) * | 1982-11-17 | 1984-05-26 | Toshiba Corp | Documentation device |
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