JPH02140003U - - Google Patents
Info
- Publication number
- JPH02140003U JPH02140003U JP4948489U JP4948489U JPH02140003U JP H02140003 U JPH02140003 U JP H02140003U JP 4948489 U JP4948489 U JP 4948489U JP 4948489 U JP4948489 U JP 4948489U JP H02140003 U JPH02140003 U JP H02140003U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- spherical portion
- spherical
- spools
- valve body
- 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
- 230000007935 neutral effect Effects 0.000 claims 1
Landscapes
- Servomotors (AREA)
- Mechanically-Actuated Valves (AREA)
Description
第１図は本考案の実施例を示す断面図、第２図
は従来例の断面図である。
１は弁本体、２は圧油ポート、３は出口ポート
、４はスプール、８はピストン、１４はデイスク
、１５はレバー、２１は球状部、２３は球面状凹
部、２４はボールジヨイント、２７はテンシヨン
バー。
FIG. 1 is a sectional view showing an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional example. 1 is a valve body, 2 is a pressure oil port, 3 is an outlet port, 4 is a spool, 8 is a piston, 14 is a disk, 15 is a lever, 21 is a spherical part, 23 is a spherical recessed part, 24 is a ball joint, 27 is a tension bar.
Claims (1)
通・遮断する４本のスプール４及びその各スプー
ル４を移動する４本のピストン８を設け、この各
ピストン８をレバー１５に設けたデイスク１４を
前後・左右に揺動することで移動してスプール４
を連通位置とするパイロツト弁において、 前記弁本体１に球状部２１を設け、デイスク１
４に球面状凹部２３を設け、その球面状凹部２３
を球状部２１に嵌合してデイスク１４を支持する
ボールジヨイント２４とし、 前記球状部２１の中心に設けたテンシヨンバー
２７をデイスク１４に連結してテンシヨンバー２
７の復元力でデイスク１４を中立姿勢に保持した
ことを特徴とするパイロツト弁。[Claims for Utility Model Registration] The valve body 1 is provided with four spools 4 that communicate and cut off the pressure oil port 2 and the outlet port 3, and four pistons 8 that move each of the spools 4. The spool 4 is moved by swinging the disk 14, which is attached to the lever 15 with 8 attached, back and forth and left and right.
In the pilot valve having a communication position, the valve body 1 is provided with a spherical portion 21, and the disc 1 is provided with a spherical portion 21.
A spherical recess 23 is provided in 4, and the spherical recess 23
is fitted into the spherical portion 21 to form a ball joint 24 that supports the disk 14, and a tension bar 27 provided at the center of the spherical portion 21 is connected to the disk 14 to form the tension bar 2.
The pilot valve is characterized in that the disk 14 is held in a neutral position with a restoring force of 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4948489U JPH02140003U (en) | 1989-04-28 | 1989-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4948489U JPH02140003U (en) | 1989-04-28 | 1989-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140003U true JPH02140003U (en) | 1990-11-22 |
Family
ID=31567214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4948489U Pending JPH02140003U (en) | 1989-04-28 | 1989-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140003U (en) |
-
1989
- 1989-04-28 JP JP4948489U patent/JPH02140003U/ja active Pending