JPH0176556U - - Google Patents
Info
- Publication number
- JPH0176556U JPH0176556U JP1987172880U JP17288087U JPH0176556U JP H0176556 U JPH0176556 U JP H0176556U JP 1987172880 U JP1987172880 U JP 1987172880U JP 17288087 U JP17288087 U JP 17288087U JP H0176556 U JPH0176556 U JP H0176556U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel tank
- discharge port
- pump chamber
- casing
- 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 7
- 239000002828 fuel tank Substances 0.000 claims 4
- 235000014676 Phragmites communis Nutrition 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
Description
第１図及び第２図は本考案の第１の実施例を示
し、第１図は燃料ポンプの縦断面図、第２図は第
１図中の―矢示方向断面図、第３図は本考案
の第２の実施例に係る燃料ポンプの要部拡大断面
図である。
１……ケーシング、６……ポンプ室、９……モ
ータ室、２０，３１……ベーパ排出ポート、２１
，３２……ホツトリスタートバルブ、２７，４１
……リード弁。
1 and 2 show a first embodiment of the present invention, in which FIG. 1 is a vertical sectional view of the fuel pump, FIG. 2 is a sectional view in the direction of the - arrow in FIG. 1, and FIG. FIG. 2 is an enlarged sectional view of a main part of a fuel pump according to a second embodiment of the present invention. 1...Casing, 6...Pump chamber, 9...Motor room, 20, 31...Vapor discharge port, 21
, 32...Hot restart valve, 27, 41
...Reed valve.
Claims (1)
及びモータ室が形成されたケーシングと、該ケー
シングに設けられ、前記ポンプ室又はモータ室を
燃料タンクに連通するベーパ排出ポートと、該ベ
ーパ排出ポートに設けられ、燃料圧力が所定値に
達する迄は常時開弁して前記ポンプ室又はモータ
室内のベーパを燃料と共に前記燃料タンクに排出
するホツトリスタートバルブとを備えた燃料ポン
プにおいて、前記ベーパ排出ポートには前記燃料
が所定温度以下のときには前記ホツトリスタート
バルブの開弁状態に拘らず該燃料が燃料タンクに
流出するのを阻止する閉塞部材を設けたことを特
徴とする燃料ポンプ。 A casing having a suction port and a discharge port and having a pump chamber and a motor chamber formed therein; a vapor discharge port provided in the casing and communicating the pump chamber or the motor chamber with a fuel tank; and the vapor discharge port. and a hot restart valve which is provided in the fuel tank and which is always open until the fuel pressure reaches a predetermined value and discharges the vapor in the pump chamber or the motor chamber together with the fuel into the fuel tank. A fuel pump characterized in that the port is provided with a closing member that prevents the fuel from flowing into the fuel tank when the temperature of the fuel is below a predetermined temperature, regardless of the open state of the hot restart valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17288087U JPH0413408Y2 (en) | 1987-11-12 | 1987-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17288087U JPH0413408Y2 (en) | 1987-11-12 | 1987-11-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0176556U true JPH0176556U (en) | 1989-05-24 |
| JPH0413408Y2 JPH0413408Y2 (en) | 1992-03-27 |
Family
ID=31464829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17288087U Expired JPH0413408Y2 (en) | 1987-11-12 | 1987-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0413408Y2 (en) |
-
1987
- 1987-11-12 JP JP17288087U patent/JPH0413408Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0413408Y2 (en) | 1992-03-27 |