JPS62156685U - - Google Patents
Info
- Publication number
- JPS62156685U JPS62156685U JP4464286U JP4464286U JPS62156685U JP S62156685 U JPS62156685 U JP S62156685U JP 4464286 U JP4464286 U JP 4464286U JP 4464286 U JP4464286 U JP 4464286U JP S62156685 U JPS62156685 U JP S62156685U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- pushers
- port
- operating rod
- pusher
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Description
第１図および第２図は本考案の実施例を示し、
第１図はパイロツト弁の縦断面図、第２図は第１
図中に示す操作杆の外観説明図、第３図は前記実
施例の変形例を示す第２図と同様の外観説明図、
第４図は従来技術のパイロツト弁を示す縦断面図
である。
１…ケーシング、３，３′…ポンプポート、５
…タンクポート、７，７′…出力ポート、１２，
１２′…スプール、１３，１３′…ブツシング、
３１，３１′…プツシヤ、３２，３２′…ピン、
３３…操作杆、３６，３６′，４１，４１′…係
合穴。
1 and 2 show an embodiment of the present invention,
Figure 1 is a vertical cross-sectional view of the pilot valve, Figure 2 is a vertical cross-sectional view of the pilot valve.
An explanatory diagram of the external appearance of the operating rod shown in the figure, FIG. 3 is an explanatory diagram of the external appearance similar to FIG. 2 showing a modification of the above embodiment,
FIG. 4 is a longitudinal sectional view showing a conventional pilot valve. 1...Casing, 3,3'...Pump port, 5
...tank port, 7, 7'...output port, 12,
12'...Spool, 13,13'...Butsing,
31, 31'... pusher, 32, 32'... pin,
33...Operating rod, 36, 36', 41, 41'...Engagement hole.
Claims (1)
を有するケーシングと、該ケーシング内に摺動変
位可能に設けられ、前記出力ポートをポンプポー
トとタンクポートとのいずれかに連通させる複数
のスプールと、該各スプールを摺動変位させるべ
く、前記ケーシング内に摺動可能に挿嵌され、先
端側が該ケーシング外に突出した複数のプツシヤ
と、該プツシヤを外部から押圧操作すべく、前記
ケーシングに揺動可能に設けられた操作杆とから
なる減圧弁型パイロツト弁において、前記操作杆
には前記各プツシヤの先端側に対応する位置にそ
れぞれカム溝を設け、該カム溝を介して前記操作
杆と各プツシヤとを連結し、該操作杆の操作によ
り各プツシヤを中立位置に戻すように構成したこ
とを特徴とする減圧弁型パイロツト弁。 A casing having a pump port, a tank port, and an output port, a plurality of spools provided slidably within the casing and communicating the output port with either the pump port or the tank port, each of the spools A plurality of pushers are slidably inserted into the casing for sliding displacement and have their distal ends protruding outside the casing, and a plurality of pushers are swingably provided in the casing for pressing the pushers from the outside. In the pressure reducing valve type pilot valve, the operating rod is provided with a cam groove at a position corresponding to the tip side of each of the pushers, and the operating rod and each pusher are connected through the cam groove. A pressure reducing valve type pilot valve characterized in that each pusher is returned to a neutral position by operating the operating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4464286U JPS62156685U (en) | 1986-03-26 | 1986-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4464286U JPS62156685U (en) | 1986-03-26 | 1986-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62156685U true JPS62156685U (en) | 1987-10-05 |
Family
ID=30862647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4464286U Pending JPS62156685U (en) | 1986-03-26 | 1986-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62156685U (en) |
-
1986
- 1986-03-26 JP JP4464286U patent/JPS62156685U/ja active Pending