JPS61192579U - - Google Patents
Info
- Publication number
- JPS61192579U JPS61192579U JP7653085U JP7653085U JPS61192579U JP S61192579 U JPS61192579 U JP S61192579U JP 7653085 U JP7653085 U JP 7653085U JP 7653085 U JP7653085 U JP 7653085U JP S61192579 U JPS61192579 U JP S61192579U
- Authority
- JP
- Japan
- Prior art keywords
- swash plate
- piston
- pump
- inclination
- small 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
- 230000007423 decrease Effects 0.000 claims 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Reciprocating Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Description
第１図は本考案の実施例の概略図、第２図は同
上の流量・圧力線図である。第３図は従来装置の
概略図、第４図は同上の流量・圧力線図である。
Ｐ１…圧力一定制御器、Ｐ２…斜板ピストンポ
ンプ、ａ…ピストン、ｂ…斜板、ｄ…ピストン弁
、ｕ，ｘ，ｙ…油室、ｓ…小孔。
FIG. 1 is a schematic diagram of an embodiment of the present invention, and FIG. 2 is a flow rate/pressure diagram of the same. FIG. 3 is a schematic diagram of the conventional device, and FIG. 4 is a flow rate/pressure diagram of the same. P1 ... constant pressure controller, P2 ... swash plate piston pump, a... piston, b... swash plate, d... piston valve, u, x, y... oil chamber, s... small hole.
Claims (1)
ストンを内装し且つ押圧摺動させる油室に小孔を
設け、ポンプ吐出量が減少し斜板の傾きが所定値
まで減少した際に前記小孔がドレーンに連通し、
ポンプ吐出量を減少させる方向における前記ピス
トンの移動を停止させるようにしたことを特徴と
する斜板ピストンポンプの圧力一定制御器。 A small hole is provided in the oil chamber in which the piston that controls the inclination of the swash plate of the swash plate piston pump is housed and press-slides, and when the pump discharge amount decreases and the inclination of the swash plate decreases to a predetermined value, the small hole communicates with the drain,
A constant pressure controller for a swash plate piston pump, characterized in that the movement of the piston in the direction of decreasing the pump discharge amount is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7653085U JPS61192579U (en) | 1985-05-24 | 1985-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7653085U JPS61192579U (en) | 1985-05-24 | 1985-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61192579U true JPS61192579U (en) | 1986-11-29 |
Family
ID=30618758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7653085U Pending JPS61192579U (en) | 1985-05-24 | 1985-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61192579U (en) |
-
1985
- 1985-05-24 JP JP7653085U patent/JPS61192579U/ja active Pending
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