JPH02149866U - - Google Patents
Info
- Publication number
- JPH02149866U JPH02149866U JP5987689U JP5987689U JPH02149866U JP H02149866 U JPH02149866 U JP H02149866U JP 5987689 U JP5987689 U JP 5987689U JP 5987689 U JP5987689 U JP 5987689U JP H02149866 U JPH02149866 U JP H02149866U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel feed
- feed pump
- engine
- lower traveling
- 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 11
- 239000002828 fuel tank Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Component Parts Of Construction Machinery (AREA)
Description
第１図はこの考案にかかる燃料回路を示す図、
第２図はホイール式シヨベルの側面図、第３図は
従来技術の燃料回路を示す図である。
１……下部走行体、２……燃料タンク、３……
上部旋回体、４……エンジン、７，１４……燃料
回路、８……エンジン付属燃料ポンプ、１２，１
２′……燃料フイード通路、１５……燃料フイー
ドポンプ、１６……チエツク弁、１９……電動モ
ータ、２０……スイツチ。
Figure 1 is a diagram showing the fuel circuit according to this invention;
FIG. 2 is a side view of a wheeled shovel, and FIG. 3 is a diagram showing a conventional fuel circuit. 1... Lower traveling body, 2... Fuel tank, 3...
Upper revolving body, 4... Engine, 7, 14... Fuel circuit, 8... Engine attached fuel pump, 12, 1
2'...Fuel feed passage, 15...Fuel feed pump, 16...Check valve, 19...Electric motor, 20...Switch.
Claims (1)
上部旋回体にエンジンを搭載し、かつ下部走行体
に燃料タンクを配置した建設機械において、上記
燃料タンクとエンジンとを連通する燃料フイード
通路に燃料フイードポンプを介設するとともに、
その燃料フイードポンプと並列にチエツク弁を配
設し、所要に応じて上記燃料フイードポンプを作
動させるように構成したことを特徴とする建設機
械の燃料回路。 In a construction machine in which an upper rotating body is connected to the upper part of the lower traveling body, an engine is mounted on the upper rotating body, and a fuel tank is arranged on the lower traveling body, a fuel feed passage that communicates the fuel tank and the engine. In addition to installing a fuel feed pump in
A fuel circuit for construction machinery, characterized in that a check valve is disposed in parallel with the fuel feed pump, and the fuel feed pump is operated as required.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989059876U JP2516601Y2 (en) | 1989-05-23 | 1989-05-23 | Construction machine fuel circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989059876U JP2516601Y2 (en) | 1989-05-23 | 1989-05-23 | Construction machine fuel circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02149866U true JPH02149866U (en) | 1990-12-21 |
| JP2516601Y2 JP2516601Y2 (en) | 1996-11-06 |
Family
ID=31586760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989059876U Expired - Lifetime JP2516601Y2 (en) | 1989-05-23 | 1989-05-23 | Construction machine fuel circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2516601Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4163978B2 (en) | 2003-02-27 | 2008-10-08 | 新キャタピラー三菱株式会社 | Liquid fuel amount measuring apparatus and liquid fuel amount measuring method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59163663U (en) * | 1983-04-20 | 1984-11-01 | ハンド−ザ−工業株式会社 | Fully rotating excavator with a tank inside the equalizer frame |
| JPS63146159U (en) * | 1987-03-16 | 1988-09-27 | ||
| JPH0177524U (en) * | 1987-11-13 | 1989-05-25 |
-
1989
- 1989-05-23 JP JP1989059876U patent/JP2516601Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59163663U (en) * | 1983-04-20 | 1984-11-01 | ハンド−ザ−工業株式会社 | Fully rotating excavator with a tank inside the equalizer frame |
| JPS63146159U (en) * | 1987-03-16 | 1988-09-27 | ||
| JPH0177524U (en) * | 1987-11-13 | 1989-05-25 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2516601Y2 (en) | 1996-11-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |