JPH0373692U - - Google Patents
Info
- Publication number
- JPH0373692U JPH0373692U JP13497989U JP13497989U JPH0373692U JP H0373692 U JPH0373692 U JP H0373692U JP 13497989 U JP13497989 U JP 13497989U JP 13497989 U JP13497989 U JP 13497989U JP H0373692 U JPH0373692 U JP H0373692U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- impeller
- port provided
- casing
- outer peripheral
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図はこの考案の一実施例による円周流式燃
料ポンプの横断面図、第２図は第１図の線−
の断面図、第３図は従来の円周流式燃料ポンプの
縦断面図、第４図は第３図の線−の横断面図
、第５図は第４図の線−の断面図である。
図において、４１……ポンプケーシング、４２
……インペラ、４３……ポンプカバー、４４……
ポンプ流路、４４ａ……拡大流路部、４４Ｂ……
気体排出口、４５……吸入口、５０……直線流路
を示す。なお、図中同一符号は同一または相当部
分を示す。
Fig. 1 is a cross-sectional view of a circumferential flow fuel pump according to an embodiment of this invention, and Fig. 2 is a cross-sectional view taken along the line -
3 is a longitudinal sectional view of a conventional circumferential flow type fuel pump, FIG. 4 is a cross-sectional view taken along the line - in Fig. 3, and Fig. 5 is a sectional view taken along the line - 4 in Fig. 4. be. In the figure, 41...pump casing, 42
... Impeller, 43 ... Pump cover, 44 ...
Pump channel, 44a... Enlarged channel section, 44B...
Gas outlet, 45...intake port, 50...shows a straight flow path. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
ンペラを回転可能に支持し前記インペラの外周縁
部に沿つて延在するポンプカバーとポンプケーシ
ングとで形成されるポンプ流路と、このポンプ流
路の両端部に開口するように前記ポンプカバーに
配設された吸入口及び前記ポンプケーシングに配
設された吐出口と、前記ポンプ流路の中間部にあ
つてポンプ流路内とポンプ外部とを連通する気体
排出口とを有する円周流式燃料ポンプにおいて、
前記ポンプ流路の一部を円弧の弦に相当する直線
部で構成し、この直線流路部に前記気体排出口を
備えたことを特徴とする円周流式燃料ポンプ。 A pump flow path formed by an impeller having a blade groove on an outer peripheral edge, a pump cover and a pump casing that rotatably support the impeller and extend along the outer peripheral edge of the impeller, and the pump flow path. an inlet port provided in the pump cover and a discharge port provided in the pump casing so as to be open at both ends of the pump, and an inlet port provided in the pump casing so as to be open at both ends thereof; In a circumferential flow fuel pump having a communicating gas outlet,
A circumferential flow fuel pump characterized in that a part of the pump passage is constituted by a straight part corresponding to a chord of a circular arc, and the straight passage part is provided with the gas discharge port.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13497989U JPH0373692U (en) | 1989-11-20 | 1989-11-20 | |
| GB9024538A GB2239050B (en) | 1989-11-17 | 1990-11-12 | Circumferential flow type fuel pump |
| US07/611,505 US5160249A (en) | 1989-11-17 | 1990-11-13 | Circumferential flow type fuel pump |
| KR1019900018382A KR910010057A (en) | 1989-11-17 | 1990-11-14 | Cylindrical fuel pump |
| DE4036309A DE4036309C2 (en) | 1989-11-17 | 1990-11-14 | Peripheral fuel pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13497989U JPH0373692U (en) | 1989-11-20 | 1989-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0373692U true JPH0373692U (en) | 1991-07-24 |
Family
ID=31682273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13497989U Pending JPH0373692U (en) | 1989-11-17 | 1989-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0373692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101327075B1 (en) * | 2011-12-08 | 2013-11-07 | 현대자동차주식회사 | Structure for assembling knob of gear control lever for vehicle |
-
1989
- 1989-11-20 JP JP13497989U patent/JPH0373692U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101327075B1 (en) * | 2011-12-08 | 2013-11-07 | 현대자동차주식회사 | Structure for assembling knob of gear control lever for vehicle |