JPH03127804U - - Google Patents
Info
- Publication number
- JPH03127804U JPH03127804U JP3778090U JP3778090U JPH03127804U JP H03127804 U JPH03127804 U JP H03127804U JP 3778090 U JP3778090 U JP 3778090U JP 3778090 U JP3778090 U JP 3778090U JP H03127804 U JPH03127804 U JP H03127804U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- oil chamber
- orifice
- cylinder
- spring
- 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
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
Landscapes
- Servomotors (AREA)
Description
第１図はこの考案の一実施例を示す断面図、第
２図は従来のサーボ弁を示す断面図である。
図において１はソレノイド、４はスプール、５
はスリーブ、６は油室、７はピストン、８はスプ
リング、９はシリンダ、１０はオリフイスである
。なお、各図中同一符号は同一又は相当部分を示
す。
FIG. 1 is a sectional view showing an embodiment of this invention, and FIG. 2 is a sectional view showing a conventional servo valve. In the figure, 1 is a solenoid, 4 is a spool, and 5 is a solenoid.
is a sleeve, 6 is an oil chamber, 7 is a piston, 8 is a spring, 9 is a cylinder, and 10 is an orifice. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
ンがスプリング圧縮方向に動くと開口面積が変化
するシリンダ、このシリンダの開口部に接続され
たオリフイス、このオリフイスと並列に接続され
た油室、この油室内の圧力により移動できるスプ
ール、このスプールの移動により流量を制御でき
るスリーブ、上記スプールに電流値に比例した変
位を与えるソレノイドを備えたことを特徴とする
サーボ弁。 A piston supported by a spring, a cylinder whose opening area changes when the piston moves in the spring compression direction, an orifice connected to the opening of this cylinder, an oil chamber connected in parallel with this orifice, and the pressure inside this oil chamber. A servo valve comprising: a spool that can be moved by a spool; a sleeve that can control a flow rate by moving the spool; and a solenoid that applies a displacement to the spool in proportion to a current value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3778090U JPH03127804U (en) | 1990-04-09 | 1990-04-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3778090U JPH03127804U (en) | 1990-04-09 | 1990-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03127804U true JPH03127804U (en) | 1991-12-24 |
Family
ID=31545200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3778090U Pending JPH03127804U (en) | 1990-04-09 | 1990-04-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03127804U (en) |
-
1990
- 1990-04-09 JP JP3778090U patent/JPH03127804U/ja active Pending