JPS58129083U - vane pump - Google Patents
vane pumpInfo
- Publication number
- JPS58129083U JPS58129083U JP2601682U JP2601682U JPS58129083U JP S58129083 U JPS58129083 U JP S58129083U JP 2601682 U JP2601682 U JP 2601682U JP 2601682 U JP2601682 U JP 2601682U JP S58129083 U JPS58129083 U JP S58129083U
- Authority
- JP
- Japan
- Prior art keywords
- back pressure
- rotor
- pressure groove
- vane pump
- chamber
- 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)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の実施例を示すもので、第１図はベーンポ
ンプの断面図、第２図は第１図の■−■線矢視断面図で
ある。
１０・・・・・・ポンプハウジング、１４・・・・・・
回転軸、′１６・・・・・・カムリング、１７．１８・
・・・・・プレート、“２０・・・・・・カム面、２１
−−−−−−ベーン、２２・・・・・・ロータ、２５．
２６・・・・・・吸込ポート、２７．２８・・・・・・
吐出ポート、３２・・・・・・圧力室、３５・・・・・
・背圧溝、３６・・・・・・連通路、３７・・・・・・
絞り、３８・・・・・・容積室。The drawings show an embodiment of the present invention, and FIG. 1 is a sectional view of a vane pump, and FIG. 2 is a sectional view taken along the line ■-■ in FIG. 10...Pump housing, 14...
Rotating shaft, '16...Cam ring, 17.18.
...Plate, "20...Cam surface, 21
--------Vane, 22...Rotor, 25.
26...Suction port, 27.28...
Discharge port, 32... Pressure chamber, 35...
・Back pressure groove, 36...Communication path, 37...
Aperture, 38... Volume chamber.
Claims (1)
ータとの間にポンプ室を形成するカムリングと、前記ロ
ータに放射方向に摺動可能に設け、 られ前記カムリ
ングの内周カム面に摺接する複数のベーンと、これらベ
ーンの背圧室に連通し圧力室より圧力流体が導入される
背圧溝とを備えたベーンポンプにおいて、前記背圧溝を
絞りを介して圧力室に連通し、この絞りと前記背圧溝と
の間に容積室を設けてなるベーンポンプ。a cam ring that forms a pump chamber between a rotor provided on a rotating shaft and a rotor housing the rotor; and a cam ring that is slidably disposed on the rotor in a radial direction and that is in sliding contact with an inner peripheral cam surface of the cam ring. In a vane pump equipped with a plurality of vanes and a back pressure groove that communicates with the back pressure chambers of these vanes and into which pressurized fluid is introduced from the pressure chamber, the back pressure groove communicates with the pressure chamber via a throttle, and the back pressure groove communicates with the pressure chamber through a throttle. A vane pump comprising a volume chamber between the back pressure groove and the back pressure groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2601682U JPS58129083U (en) | 1982-02-25 | 1982-02-25 | vane pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2601682U JPS58129083U (en) | 1982-02-25 | 1982-02-25 | vane pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58129083U true JPS58129083U (en) | 1983-09-01 |
Family
ID=30037968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2601682U Pending JPS58129083U (en) | 1982-02-25 | 1982-02-25 | vane pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58129083U (en) |
-
1982
- 1982-02-25 JP JP2601682U patent/JPS58129083U/en active Pending
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