JPH0482385U - - Google Patents
Info
- Publication number
- JPH0482385U JPH0482385U JP12471590U JP12471590U JPH0482385U JP H0482385 U JPH0482385 U JP H0482385U JP 12471590 U JP12471590 U JP 12471590U JP 12471590 U JP12471590 U JP 12471590U JP H0482385 U JPH0482385 U JP H0482385U
- Authority
- JP
- Japan
- Prior art keywords
- port
- cylinder block
- ring
- valve shaft
- cylinder
- 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
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Rotary Pumps (AREA)
- Reciprocating Pumps (AREA)
Description
第１図は本考案の一実施例であるラジアルピス
トンポンプを示す縦断面図、第２図は第１図の
−線に沿う一部省略断面図、第３図は第１図の
−線に沿う一部省略断面図、第４図はその回
路図、である。
１０……ラジアルピストンポンプ、１１……ハ
ウジング、１２……ポンプ室、１３……軸受、１
４……リング、１５……シリンダブロツク、１６
……駆動軸、１７……バルブ軸、１８……第１通
路、１９……第２通路、２０……第１ポート、２
１……第２ポート、２２……シリンダ、２３……
ピストン、２４……ギヤポンプ、２５……内歯ギ
ヤ、２６……外歯ギヤ、２７……クレセント、２
８……仕切板、２９……バルブプレート、３０…
…第３ポート、３１……第４ポート、３２……第
３通路、３３……第４通路、４１……シリンダ装
置、４２……タンク、４３……切換弁、４４……
逆止弁、４５，４６……リリーフ弁。
Fig. 1 is a longitudinal sectional view showing a radial piston pump which is an embodiment of the present invention, Fig. 2 is a partially omitted sectional view taken along the - line in Fig. 1, and Fig. 3 is a longitudinal sectional view taken along the - line in Fig. 1. FIG. 4 is a partially omitted sectional view along the line, and FIG. 4 is a circuit diagram thereof. 10... Radial piston pump, 11... Housing, 12... Pump chamber, 13... Bearing, 1
4...Ring, 15...Cylinder block, 16
... Drive shaft, 17 ... Valve shaft, 18 ... First passage, 19 ... Second passage, 20 ... First port, 2
1...Second port, 22...Cylinder, 23...
Piston, 24...Gear pump, 25...Internal gear, 26...External gear, 27...Crescent, 2
8... Partition plate, 29... Valve plate, 30...
...Third port, 31...Fourth port, 32...Third passage, 33...Fourth passage, 41...Cylinder device, 42...Tank, 43...Switching valve, 44...
Check valve, 45, 46...Relief valve.
Claims (1)
グと、ハウジング内にリングと偏心されて収容さ
れており、回転駆動されるように構成されている
シリンダブロツクと、シリンダブロツクの中心線
上に回転自在に嵌入されており、第１ポートおよ
び第２ポートが開設されているバルブ軸と、シリ
ンダブロツクに内側開口がバルブ軸に対向するよ
うに放射状にそれぞれ開設されている複数本のシ
リンダ室と、各シリンダ室に径方向に摺動自在に
それぞれ嵌入され、外側端部が前記リングの内周
面に対向されている各ピストンとを備えているラ
ジアルピストンポンプにおいて、 前記リングと前記シリンダブロツクとの間にギ
ヤポンプが介設されており、このギヤポンプの第
１ポートおよび第２ポートが前記バルブ軸の第１
ポートおよび第２ポートに接続されていることを
特徴とするラジアルピストンポンプ。[Claims for Utility Model Registration] A ring rotatably housed in a housing, a cylinder block housed eccentrically from the ring in the housing and configured to be rotationally driven, and a cylinder block. A valve shaft that is rotatably fitted on the center line of the cylinder block and has a first port and a second port opened, and a plurality of valves that are each opened radially in the cylinder block so that their inner openings face the valve shaft. A radial piston pump comprising: a cylinder chamber; and each piston, which is slidably fitted in each cylinder chamber in the radial direction, and whose outer end is opposed to the inner circumferential surface of the ring; A gear pump is interposed between the cylinder block and the first port and the second port of the gear pump are connected to the first port of the valve shaft.
A radial piston pump, characterized in that it is connected to a port and a second port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12471590U JP2504356Y2 (en) | 1990-11-27 | 1990-11-27 | Radial piston pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12471590U JP2504356Y2 (en) | 1990-11-27 | 1990-11-27 | Radial piston pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0482385U true JPH0482385U (en) | 1992-07-17 |
| JP2504356Y2 JP2504356Y2 (en) | 1996-07-10 |
Family
ID=31872351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12471590U Expired - Lifetime JP2504356Y2 (en) | 1990-11-27 | 1990-11-27 | Radial piston pump |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2504356Y2 (en) |
-
1990
- 1990-11-27 JP JP12471590U patent/JP2504356Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2504356Y2 (en) | 1996-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0482385U (en) | ||
| JPS6159889U (en) | ||
| JPH02141687U (en) | ||
| JPH01148081U (en) | ||
| JPH01173470U (en) | ||
| JPH0218666U (en) | ||
| JPH0243483U (en) | ||
| JPH03108873U (en) | ||
| JPH0193388U (en) | ||
| JPH0466365U (en) | ||
| JPH01148074U (en) | ||
| JPS5941683U (en) | reciprocating compressor | |
| JPS6159888U (en) | ||
| JPH01162093U (en) | ||
| JPS63191274U (en) | ||
| JPH01157292U (en) | ||
| JPS6328889U (en) | ||
| JPH02135683U (en) | ||
| JPS6257779U (en) | ||
| JPS5931955Y2 (en) | free wheeling valve | |
| JPS62138881U (en) | ||
| JPS63191287U (en) | ||
| JPH0220788U (en) | ||
| JPS6224084U (en) | ||
| JPS63126569U (en) |