JPS62124271U - - Google Patents
Info
- Publication number
- JPS62124271U JPS62124271U JP1031986U JP1031986U JPS62124271U JP S62124271 U JPS62124271 U JP S62124271U JP 1031986 U JP1031986 U JP 1031986U JP 1031986 U JP1031986 U JP 1031986U JP S62124271 U JPS62124271 U JP S62124271U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- passage
- protrusion
- valve
- fuel 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.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 8
- 239000002828 fuel tank Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Float Valves (AREA)
- Jet Pumps And Other Pumps (AREA)
Description
第1図は本考案の一実施例を示す断面図、第2
図は同上実施例における一方向弁を示す断面図、
第3図は従来例を示す断面図、第4図は第2の従
来例を示す断面図である。
1……燃料タンク、1A,1B……底部空間、
1a……突出部、2……燃料ポンプ、3……吸入
パイプ、9……プレツシヤシギユレータ、10…
…リターン通路、11……負圧通路、12……エ
ジエクタ、15……連絡通路、16……一方向弁
。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a sectional view showing a one-way valve in the same embodiment as above.
FIG. 3 is a sectional view showing a conventional example, and FIG. 4 is a sectional view showing a second conventional example. 1...Fuel tank, 1A, 1B...Bottom space,
1a... Protrusion, 2... Fuel pump, 3... Suction pipe, 9... Pressure sigulator, 10...
...Return passage, 11...Negative pressure passage, 12...Ejector, 15...Communication passage, 16...One-way valve.
Claims (1)
、該突出部により2つの底部空間に仕切られた燃
料タンクから燃料ポンプによつて機関に燃料を供
給する燃料供給装置であつて、前記燃料ポンプ下
流側に介装される圧力調整器からの余剰燃料がリ
ターン通路を介して前記燃料タンクに戻される内
燃機関の燃料供給装置において、両端が前記底部
空間それぞれに開口し前記突出部を越えて設置さ
れる連絡通路と、一端が前記リターン通路の途中
に接続されてエジエクタを構成しかつ他端が前記
連絡通路の上部に接続される負圧通路と、該負圧
通路に介装されフロート弁体とその上下に弁座を
有したバルブ室とからなり前記連絡通路側からリ
ターン通路側への空気の流れのみを許容する一方
向弁と、を設けたことを特徴とする内燃機関の燃
料供給装置。 A fuel supply device in which a protrusion projecting upward is formed in a part of the bottom wall, and supplies fuel to an engine by a fuel pump from a fuel tank partitioned into two bottom spaces by the protrusion, the fuel supply device including: In a fuel supply system for an internal combustion engine in which surplus fuel from a pressure regulator installed downstream of a fuel pump is returned to the fuel tank via a return passage, both ends open into the bottom space and extend beyond the protrusion. a negative pressure passage whose one end is connected to the middle of the return passage to form an ejector and whose other end is connected to the upper part of the communication passage; and a float which is interposed in the negative pressure passage. A one-way valve comprising a valve body and a valve chamber having valve seats above and below the valve body and allowing air to flow only from the communication passage side to the return passage side. Feeding device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1031986U JPS62124271U (en) | 1986-01-29 | 1986-01-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1031986U JPS62124271U (en) | 1986-01-29 | 1986-01-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62124271U true JPS62124271U (en) | 1987-08-07 |
Family
ID=30796499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1031986U Pending JPS62124271U (en) | 1986-01-29 | 1986-01-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62124271U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013047494A (en) * | 2011-08-29 | 2013-03-07 | Toyota Motor Corp | Fuel supply device |
JP2013050051A (en) * | 2011-08-30 | 2013-03-14 | Toyota Motor Corp | Fuel supply device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5837699U (en) * | 1981-09-08 | 1983-03-11 | 星和電機株式会社 | discharge lamp lighting device |
JPS605928B2 (en) * | 1974-07-19 | 1985-02-14 | キヤノン株式会社 | Shutter-second control device for flash photography |
-
1986
- 1986-01-29 JP JP1031986U patent/JPS62124271U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS605928B2 (en) * | 1974-07-19 | 1985-02-14 | キヤノン株式会社 | Shutter-second control device for flash photography |
JPS5837699U (en) * | 1981-09-08 | 1983-03-11 | 星和電機株式会社 | discharge lamp lighting device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013047494A (en) * | 2011-08-29 | 2013-03-07 | Toyota Motor Corp | Fuel supply device |
JP2013050051A (en) * | 2011-08-30 | 2013-03-14 | Toyota Motor Corp | Fuel supply device |