JPH01173480U - - Google Patents
Info
- Publication number
- JPH01173480U JPH01173480U JP6956688U JP6956688U JPH01173480U JP H01173480 U JPH01173480 U JP H01173480U JP 6956688 U JP6956688 U JP 6956688U JP 6956688 U JP6956688 U JP 6956688U JP H01173480 U JPH01173480 U JP H01173480U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- inner rotor
- case
- pump chamber
- discharge hole
- 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
- Rotary Pumps (AREA)
Description
第１図は本考案に係るトロコイドポンプ側断面
図、第２図は第１図のＡ−Ａ矢視図、第３図は第
１図のＢ−Ｂ断面図、第４図は第１図のＣ−Ｃ断
面図、第５図は従来例に係るトロコイドポンプ側
断面図、第６図は第５図のＤ−Ｄ断面図である。
尚、図面中、１はトロコイドポンプ、２はポン
プ室、３はインナロータ、４はアウタロータ、７
ｂは吸入孔、１１は吐出孔、１２は吐出ポート、
Ｐ２０は噛合い部分である。
Fig. 1 is a side sectional view of the trochoid pump according to the present invention, Fig. 2 is a view taken along the line A-A in Fig. 1, Fig. 3 is a sectional view taken along B-B in Fig. 1, and Fig. 4 is a sectional view taken along the line A-A in Fig. 1. 5 is a side sectional view of a conventional trochoid pump, and FIG. 6 is a sectional view taken along line DD in FIG. In the drawings, 1 is a trochoid pump, 2 is a pump chamber, 3 is an inner rotor, 4 is an outer rotor, and 7 is a trochoid pump.
b is a suction hole, 11 is a discharge hole, 12 is a discharge port,
P20 is a meshing part.
Claims (1)
ロータとを収容してなるトロコイドポンプにおい
て、 前記ポンプ室を画成するケース内面の一面側に
は吸入孔を設け、 前記ケース内面の他面側には前記インナロータ
とアウタロータの噛合い部分に沿つて形成された
円弧状の吐出孔を設け、 この吐出孔には、前記インナロータの回転方向
に延びる渦巻状の吐出ポートを付設したことを特
徴とするトロコイドポンプ。[Claims for Utility Model Registration] In a trochoid pump comprising an inner rotor and an outer rotor housed in a case-shaped pump chamber, a suction hole is provided on one side of the inner surface of the case that defines the pump chamber, and An arcuate discharge hole is provided on the other surface along the meshing portion of the inner rotor and the outer rotor, and a spiral discharge port extending in the rotational direction of the inner rotor is attached to the discharge hole. Trochoid pump features.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6956688U JPH01173480U (en) | 1988-05-26 | 1988-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6956688U JPH01173480U (en) | 1988-05-26 | 1988-05-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01173480U true JPH01173480U (en) | 1989-12-08 |
Family
ID=31294843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6956688U Pending JPH01173480U (en) | 1988-05-26 | 1988-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01173480U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010168985A (en) * | 2009-01-22 | 2010-08-05 | Yamada Seisakusho Co Ltd | Oil pump |
| JP2021085405A (en) * | 2019-11-29 | 2021-06-03 | 株式会社アイシン | Oil pump |
-
1988
- 1988-05-26 JP JP6956688U patent/JPH01173480U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010168985A (en) * | 2009-01-22 | 2010-08-05 | Yamada Seisakusho Co Ltd | Oil pump |
| JP2021085405A (en) * | 2019-11-29 | 2021-06-03 | 株式会社アイシン | Oil pump |