JPS59150005U - servo valve - Google Patents
servo valveInfo
- Publication number
- JPS59150005U JPS59150005U JP4331283U JP4331283U JPS59150005U JP S59150005 U JPS59150005 U JP S59150005U JP 4331283 U JP4331283 U JP 4331283U JP 4331283 U JP4331283 U JP 4331283U JP S59150005 U JPS59150005 U JP S59150005U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- pilot
- pilot pressure
- servo valve
- 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.)
- Pending
Links
Landscapes
- Servomotors (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図は中立状態
を示す断面図、第２図から第４図は作用説朋図、第５図
は他の実施例の中立状態を示す断面図、第６図はソレノ
イドの概略的な構成説明図である。
Ｐはポンプポート、Ｔはタンクポート、Ａ、 Ｂはポー
ト、１はボディ、２はスプール穴、３はメ −インスプ
ール、６はパイロットスプール、７ａ。
７ｂはソレノイド、ｆｉａ、 ３ｂは作動棒、１２ａ
。
１２ｂはパイロット圧室。The drawings show an embodiment of the present invention; FIG. 1 is a sectional view showing a neutral state, FIGS. 2 to 4 are diagrams showing the operation, and FIG. 5 is a sectional view showing another embodiment in a neutral state. 6 are schematic structural explanatory diagrams of the solenoid. P is the pump port, T is the tank port, A and B are the ports, 1 is the body, 2 is the spool hole, 3 is the main spool, 6 is the pilot spool, and 7a. 7b is the solenoid, fia, 3b is the operating rod, 12a
. 12b is a pilot pressure chamber.
Claims (1)
Ａ、 Ｂを有するボディ１に、両端部にパイロット室
１２ａ、１２ｂを設けたスプール穴２を設け、このスプ
ール穴２に、第１、第２ポートＡ。 Ｂを選択的にポンプポートＰあるいはタンクポート７に
接続する中空のメインスプール３を中立方向にはね付勢
し、かつ両端を上記パイロット圧室１２ａ、１２ｂに対
向して嵌合し、またメインスプール３内に、両端をパイ
ロット圧室１２ａ。 １２ｂに対向すると共に、両端部がソレノイド７ａ、７
ｂの作動棒３ａ、 ８ｂに対向しソレノイド７ａ、
７ｂにより押動されてメインスプール３と相対的にず
れたときに上記両パイロット圧室１２ａ、１２ｂの一方
にポンプポートＰの圧油を導くようにしたパイロットス
プール６を嵌合したことを特徴とするサーボ弁。[Claims for Utility Model Registration] A body 1 having a pump port 1-P, a tank port T1, first and second boats A and B is provided with a spool hole 2 with pilot chambers 12a and 12b at both ends, and the spool Hole 2 has the first and second ports A. B is selectively connected to the pump port P or the tank port 7, and the hollow main spool 3 is biased in the neutral direction, and both ends are fitted facing the pilot pressure chambers 12a and 12b, and the main Inside the spool 3, pilot pressure chambers 12a are provided at both ends. 12b, and both ends thereof are connected to solenoids 7a and 7.
Solenoids 7a, facing the actuating rods 3a, 8b of b.
The pilot spool 6 is fitted with a pilot spool 6 which guides the pressure oil from the pump port P to one of the pilot pressure chambers 12a and 12b when pushed by the pilot pressure chamber 7b and deviates relative to the main spool 3. servo valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4331283U JPS59150005U (en) | 1983-03-28 | 1983-03-28 | servo valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4331283U JPS59150005U (en) | 1983-03-28 | 1983-03-28 | servo valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59150005U true JPS59150005U (en) | 1984-10-06 |
Family
ID=30173841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4331283U Pending JPS59150005U (en) | 1983-03-28 | 1983-03-28 | servo valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59150005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61278601A (en) * | 1985-06-03 | 1986-12-09 | ケネス ダブリユ ジユ−ナ− | Reel speed valve assembly |
-
1983
- 1983-03-28 JP JP4331283U patent/JPS59150005U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61278601A (en) * | 1985-06-03 | 1986-12-09 | ケネス ダブリユ ジユ−ナ− | Reel speed valve assembly |
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