JPH0466385U - - Google Patents
Info
- Publication number
- JPH0466385U JPH0466385U JP11022190U JP11022190U JPH0466385U JP H0466385 U JPH0466385 U JP H0466385U JP 11022190 U JP11022190 U JP 11022190U JP 11022190 U JP11022190 U JP 11022190U JP H0466385 U JPH0466385 U JP H0466385U
- Authority
- JP
- Japan
- Prior art keywords
- internal gear
- region
- wall
- gear pump
- port
- 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
- 239000007788 liquid Substances 0.000 claims 2
Landscapes
- Rotary Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は本考案の一実施例を示す横断面図、第
２図は第１図中の部分の異なる切断状態を示す
拡大断面図、第３図および第４図はそれぞれ異な
る動作状態を示す縦断面図である。
１……インナーロータ（第１のギア）、１ａ…
…歯、２……アウターロータ（第２のギア）、２
ａ……歯、３……ポンプボデイ、４……可動壁体
、Ｐ１……吸入ポート、Ｐ２……吐出ポート、Ａ
１，Ａ２……吸入領域、Ｂ……吐出領域、Ｃ１，
Ｃ２……閉じ込み領域。
Fig. 1 is a cross-sectional view showing an embodiment of the present invention, Fig. 2 is an enlarged sectional view showing different cutting states of the portion in Fig. 1, and Figs. 3 and 4 show different operating states. FIG. 1...Inner rotor (first gear), 1a...
...Teeth, 2...Outer rotor (second gear), 2
a...teeth, 3...pump body, 4...movable wall, P1 ...suction port, P2 ...discharge port, A
1 , A 2 ... Suction area, B... Discharge area, C 1 ,
C2 ...Confinement area.
Claims (1)
アの回転によつて、吸入ポートに通じる吸入領域
から液体を吸入し、その液体を閉じ込み領域にて
閉じ込めてから、吐出ポートに通じる吐出領域に
圧送する内接ギアポンプにおいて、 前記吸入領域と閉じ込み領域との境に位置する
前記ポンプボデイの内側壁の部位に、該内側壁内
に没入変位可能な可動壁体を備えたことを特徴と
する内接ギアポンプ。 ２ 前記吐出ポート内の圧力に応じて前記可動壁
体を変位させる制御手段を備えたことを特徴とす
る請求項１に記載の内接ギアポンプ。[Claims for Utility Model Registration] 1. By the rotation of two gears meshing with each other in the pump body, liquid is sucked from the suction region leading to the suction port, the liquid is confined in the confinement region, and then discharged. In an internal gear pump that pumps pressure to a discharge region leading to a port, a movable wall body is provided at a portion of the inner wall of the pump body located at the boundary between the suction region and the confinement region, and is movable and displaceable by being inserted into the inner wall. An internal gear pump characterized by: 2. The internal gear pump according to claim 1, further comprising a control means for displacing the movable wall according to the pressure within the discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990110221U JP2534688Y2 (en) | 1990-10-23 | 1990-10-23 | Internal gear pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990110221U JP2534688Y2 (en) | 1990-10-23 | 1990-10-23 | Internal gear pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0466385U true JPH0466385U (en) | 1992-06-11 |
| JP2534688Y2 JP2534688Y2 (en) | 1997-05-07 |
Family
ID=31857528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990110221U Expired - Lifetime JP2534688Y2 (en) | 1990-10-23 | 1990-10-23 | Internal gear pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2534688Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5136481A (en) * | 1974-09-20 | 1976-03-27 | Unitika Ltd | Horikapuramido no bunkaiho |
| JPS5147604A (en) * | 1974-10-21 | 1976-04-23 | Sonoike Mfg | KAHENTOSHUTSUNAISETSUHAGURUMASHIKYUATSUHONPU |
| JPS59134392A (en) * | 1983-01-21 | 1984-08-02 | ビクタ−・ジヨセフ・スペヒト | Pump |
-
1990
- 1990-10-23 JP JP1990110221U patent/JP2534688Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5136481A (en) * | 1974-09-20 | 1976-03-27 | Unitika Ltd | Horikapuramido no bunkaiho |
| JPS5147604A (en) * | 1974-10-21 | 1976-04-23 | Sonoike Mfg | KAHENTOSHUTSUNAISETSUHAGURUMASHIKYUATSUHONPU |
| JPS59134392A (en) * | 1983-01-21 | 1984-08-02 | ビクタ−・ジヨセフ・スペヒト | Pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2534688Y2 (en) | 1997-05-07 |