JPH01145989U - - Google Patents
Info
- Publication number
- JPH01145989U JPH01145989U JP4317888U JP4317888U JPH01145989U JP H01145989 U JPH01145989 U JP H01145989U JP 4317888 U JP4317888 U JP 4317888U JP 4317888 U JP4317888 U JP 4317888U JP H01145989 U JPH01145989 U JP H01145989U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- pressure
- suction
- discharge
- switching
- 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
- 239000012530 fluid Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Reciprocating Pumps (AREA)
Description
第１図は本考案の実施例を示す要部の概要図、
第２図はポンプの圧送、弁切換えのサイクルタイ
ムを示す図、第３図は弁切換え時の切換速度と時
間との関係を示す図である。
１……弁切換用シリンダ、２……切換弁、３…
…圧力流体ライン、４……ポンプ、９……リリー
フ弁。
FIG. 1 is a schematic diagram of the main parts showing an embodiment of the present invention,
FIG. 2 is a diagram showing the cycle time of pump pressure feeding and valve switching, and FIG. 3 is a diagram showing the relationship between switching speed and time during valve switching. 1...Valve switching cylinder, 2...Switching valve, 3...
...Pressure fluid line, 4...Pump, 9...Relief valve.
Claims (1)
入吐出弁の駆動装置に、途中に切換弁を有する圧
力流体ラインを接続し、且つ該圧力流体ラインに
、セツト圧力を可変にできるようにしたリリーフ
弁を接続させてなることを特徴とする粘性流体圧
送ポンプの弁切換装置。 A pressure fluid line with a switching valve in the middle is connected to the drive device of the suction and discharge valve that switches the suction and discharge of the viscous fluid pressure pump, and a relief valve that can make the set pressure variable is connected to the pressure fluid line. A valve switching device for a viscous fluid pressure pump, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4317888U JPH01145989U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4317888U JPH01145989U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01145989U true JPH01145989U (en) | 1989-10-06 |
Family
ID=31269583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4317888U Pending JPH01145989U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01145989U (en) |
-
1988
- 1988-03-31 JP JP4317888U patent/JPH01145989U/ja active Pending