JPS6267990U - - Google Patents
Info
- Publication number
- JPS6267990U JPS6267990U JP15991985U JP15991985U JPS6267990U JP S6267990 U JPS6267990 U JP S6267990U JP 15991985 U JP15991985 U JP 15991985U JP 15991985 U JP15991985 U JP 15991985U JP S6267990 U JPS6267990 U JP S6267990U
- Authority
- JP
- Japan
- Prior art keywords
- pump chamber
- armature
- pump
- housing
- chamber housing
- 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 4
- 238000005192 partition Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案に係るモータ式燃料ポンプの一
実施例を示す縦断側面図、第２図ないし第５図は
その―線、―線、―線、―線断
面図、第６図は本考案の別の実施例を示す要部断
面図である。
１０……モータ式燃料ポンプ、１１……電機子
、１２……整流子、１３……電機子ハウジング、
１４……仕切プレート、１４ａ……吐出ポート、
１５……ランナーフアン、１６……ポンプ室ハウ
ジング、１６ａ……円弧面、１７，１８……吸込
み、吐出パイプ、２０……ステータ、２１……永
久磁石、２２……ヨーク、２５……リブ、２６…
…燃料通路、５０……内壁部、５１……通気孔、
５２……ラビリンス通路、５２ａ……小孔、Ａ…
…ポンプ室。
FIG. 1 is a longitudinal side view showing an embodiment of the motor-type fuel pump according to the present invention, FIGS. FIG. 7 is a cross-sectional view of main parts showing another embodiment of the invention. 10... Motor fuel pump, 11... Armature, 12... Commutator, 13... Armature housing,
14... Partition plate, 14a... Discharge port,
15... Runner fan, 16... Pump chamber housing, 16a... Arc surface, 17, 18... Suction, discharge pipe, 20... Stator, 21... Permanent magnet, 22... Yoke, 25... Rib, 26...
...Fuel passage, 50...Inner wall, 51...Vent hole,
52... Labyrinth passage, 52a... Small hole, A...
…pump room.
Claims (1)
ように合成樹脂材で逆有底筒状に形成された電機
子ハウジングと、その開口端側に吐出ポートを有
する仕切プレートを介して組付け固定され前記電
機子で回転駆動されるランナーフアンが収容され
るポンプ室を形成する樹脂製のポンプ室ハウジン
グを備え、このポンプ室ハウジングの内壁部にポ
ンプ外部に連通する通気孔を穿設するとともに、
この通気孔と前記ポンプ室の吐出ポート近傍とを
接続するラビリンス通路を、ポンプ室ハウジング
内壁部に形成したことを特徴とするモータ式燃料
ポンプ。 The armature housing is made of synthetic resin and is formed into an inverted bottomed cylindrical shape to accommodate motor components such as the armature and commutator, and is assembled via a partition plate that has a discharge port on its open end. A pump chamber housing made of resin is provided to form a pump chamber in which a runner fan that is fixed and rotationally driven by the armature is accommodated, and a ventilation hole communicating with the outside of the pump is bored in the inner wall of the pump chamber housing. ,
A motor-type fuel pump characterized in that a labyrinth passage connecting the ventilation hole and the vicinity of the discharge port of the pump chamber is formed in the inner wall of the pump chamber housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15991985U JPS6267990U (en) | 1985-10-21 | 1985-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15991985U JPS6267990U (en) | 1985-10-21 | 1985-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6267990U true JPS6267990U (en) | 1987-04-28 |
Family
ID=31084801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15991985U Pending JPS6267990U (en) | 1985-10-21 | 1985-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6267990U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5223703B2 (en) * | 1972-03-31 | 1977-06-25 |
-
1985
- 1985-10-21 JP JP15991985U patent/JPS6267990U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5223703B2 (en) * | 1972-03-31 | 1977-06-25 |
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