JPH0454995U - - Google Patents
Info
- Publication number
- JPH0454995U JPH0454995U JP9739190U JP9739190U JPH0454995U JP H0454995 U JPH0454995 U JP H0454995U JP 9739190 U JP9739190 U JP 9739190U JP 9739190 U JP9739190 U JP 9739190U JP H0454995 U JPH0454995 U JP H0454995U
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- pump
- passage
- pump chamber
- fuel passage
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図および第２図は本考案の実施例を示し、
第１図は燃料ポンプの要部を拡大して示す縦断面
図、第２図は燃料通路の流路面積を増大させた状
態を示す第１図と同様の縦断面図、第３図および
第４図は従来技術を示し、第３図はタービン型燃
料ポンプの縦断面図、第４図は第３図中の−
矢示方向拡大断面図である。
２……ケーシング本体、１１……電動モータ、
１５……吸込口、１６……吐出口、１７……ター
ビンベーン、３１……ポンプハウジング、３２…
…内側ハウジング、３３……外側ハウジング、３
４……ポンプ室、３５……燃料通路、３５Ａ，３
５Ｂ……凹溝、３６，３７……可動通路部材、３
８，３９……バイメタル（温度依存性部材）。
1 and 2 show an embodiment of the present invention,
Fig. 1 is a vertical sectional view showing an enlarged view of the main parts of the fuel pump, Fig. 2 is a longitudinal sectional view similar to Fig. 1 showing a state where the flow area of the fuel passage has been increased, and Fig. 3 and Fig. Fig. 4 shows the prior art, Fig. 3 is a longitudinal sectional view of a turbine type fuel pump, and Fig. 4 shows - in Fig. 3.
FIG. 3 is an enlarged cross-sectional view in the direction of the arrow. 2... Casing body, 11... Electric motor,
15...Suction port, 16...Discharge port, 17...Turbine vane, 31...Pump housing, 32...
...Inner housing, 33...Outer housing, 3
4...Pump chamber, 35...Fuel passage, 35A, 3
5B... Concave groove, 36, 37... Movable passage member, 3
8, 39... Bimetal (temperature dependent member).
Claims (1)
一端側に設けられ、燃料の吸込口および吐出口が
形成されたポンプハウジングと、該ポンプハウジ
ング内に形成され、外周側に該ポンプハウジング
の吸込口および吐出口に連通する燃料通路が設け
られたポンプ室と、該ポンプ室内に回転可能に配
設され、前記吸込口から吸込んだ燃料を該ポンプ
室の燃料通路を介して前記吐出口へと圧送するタ
ービンと、該タービンを回転駆動すべく前記ケー
シング本体内に設けられた電動モータとからなる
燃料ポンプにおいて、前記ポンプ室の燃料通路に
摺動可能に挿嵌され、該燃料通路の深さ方向に変
位することによつて該燃料通路の流路面積を増減
させる可動通路部材と、一端側が該可動通路部材
に連結され、他端側が前記ポンプハウジングに固
定され、燃料の温度に応じて該可動通路部材を前
記燃料通路の深さ方向に変位させる温度依存性部
材とを設けたことを特徴とするタービン型燃料ポ
ンプ。 a cylindrical casing body; a pump housing provided at one end of the casing body and having a fuel suction port and a fuel discharge port; A pump chamber provided with a fuel passage communicating with the discharge port; and a pump chamber rotatably disposed within the pump chamber, the fuel sucked from the suction port being pumped to the discharge port via the fuel passage of the pump chamber. In a fuel pump comprising a turbine and an electric motor provided in the casing body to rotationally drive the turbine, the fuel pump is slidably inserted into the fuel passage of the pump chamber and extends in the depth direction of the fuel passage. a movable passage member that increases or decreases the flow area of the fuel passage by displacement; one end side is connected to the movable passage member and the other end side is fixed to the pump housing; A turbine-type fuel pump comprising: a temperature-dependent member that displaces the member in the depth direction of the fuel passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9739190U JPH0454995U (en) | 1990-09-17 | 1990-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9739190U JPH0454995U (en) | 1990-09-17 | 1990-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454995U true JPH0454995U (en) | 1992-05-12 |
Family
ID=31837718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9739190U Pending JPH0454995U (en) | 1990-09-17 | 1990-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454995U (en) |
-
1990
- 1990-09-17 JP JP9739190U patent/JPH0454995U/ja active Pending