JPS6173973U - - Google Patents
Info
- Publication number
- JPS6173973U JPS6173973U JP15938784U JP15938784U JPS6173973U JP S6173973 U JPS6173973 U JP S6173973U JP 15938784 U JP15938784 U JP 15938784U JP 15938784 U JP15938784 U JP 15938784U JP S6173973 U JPS6173973 U JP S6173973U
- Authority
- JP
- Japan
- Prior art keywords
- poppet
- passage
- restriction
- tank
- valve
- 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 description 2
- 238000013016 damping Methods 0.000 description 1
Landscapes
- Fluid-Driven Valves (AREA)
Description
第１図は本考案によるポペツト弁の第１の実施
例を示す断面概略図、第２図は第２の実施例を示
す断面概略図である。
１…ダンピング室、２…室、３…通路、５…絞
り、８，９，１２，１９，３８，３９…孔、１０
…外部パイロツト圧油入口、１１…本体、１３…
バランスノーズ、１４…ポペツト、１５…着座部
、１７…圧力流体入口、１８…圧力流体出口、２
０…パイロツトスプール、３２…上部室、４０…
小径部。
FIG. 1 is a schematic cross-sectional view showing a first embodiment of a poppet valve according to the present invention, and FIG. 2 is a schematic cross-sectional view showing a second embodiment. 1... Damping chamber, 2... Chamber, 3... Passage, 5... Throttle, 8, 9, 12, 19, 38, 39... Hole, 10
...External pilot pressure oil inlet, 11...Main body, 13...
Balance nose, 14...Poppet, 15...Seating portion, 17...Pressure fluid inlet, 18...Pressure fluid outlet, 2
0... Pilot spool, 32... Upper chamber, 40...
Small diameter section.
Claims (1)
軸上に摺動自在に挿入され前記ポペツトの上部室
を油圧源またはタンクと撰択的に接続・閉止する
弁機構を前記ポペツトと関連して構成するパイロ
ツトスプールの移動に応じて前記ポペツトの移動
を行なろ開度を制御するポペツト弁において、前
記ポペツトと前記パイロツトスプールの一端面と
で形成される室とタンクを連通する通路に絞りを
設け、または通路を絞りとしてなるポペツト弁。 A valve mechanism is slidably inserted coaxially with the poppet slidably inserted into the hole of the main body and selectively connects and closes the upper chamber of the poppet with a hydraulic power source or a tank in association with the poppet. In a poppet valve that controls the opening degree by moving the poppet according to the movement of the pilot spool, a restriction is provided in a passage that communicates a tank with a chamber formed by the poppet and one end surface of the pilot spool. , or a poppet valve that serves as a restriction for the passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15938784U JPS6173973U (en) | 1984-10-22 | 1984-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15938784U JPS6173973U (en) | 1984-10-22 | 1984-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6173973U true JPS6173973U (en) | 1986-05-19 |
Family
ID=30717343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15938784U Pending JPS6173973U (en) | 1984-10-22 | 1984-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6173973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62292984A (en) * | 1986-06-12 | 1987-12-19 | Komatsu Ltd | Flow-rate control valve |
-
1984
- 1984-10-22 JP JP15938784U patent/JPS6173973U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62292984A (en) * | 1986-06-12 | 1987-12-19 | Komatsu Ltd | Flow-rate control valve |