JPH0212572U - - Google Patents
Info
- Publication number
- JPH0212572U JPH0212572U JP9063188U JP9063188U JPH0212572U JP H0212572 U JPH0212572 U JP H0212572U JP 9063188 U JP9063188 U JP 9063188U JP 9063188 U JP9063188 U JP 9063188U JP H0212572 U JPH0212572 U JP H0212572U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- damping chamber
- valve body
- direct acting
- body moves
- 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.)
- Granted
Links
- 238000013016 damping Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Details Of Valves (AREA)
- Safety Valves (AREA)
Description
第１図は本考案の一実施例である直動形リリー
フ弁を示す縦断面図、第２図および第３図はその
効果を説明するための各線図である。第４図およ
び第５図は従来例をそれぞれ示す各縦断面図であ
る。
１１……ボデー、１２……中空部、１３……入
口通路、１４……出口通路、１５……Ｏリング、
１６……弁筒、１７……弁室、１８……弁座、１
９……入口ポート、２０……出口ポート、２１…
…ポペツト（弁体）、２２……圧力調整スプリン
グ、２３……調整ねじ部材、２４……ロツクナツ
ト、２５……ダンピングチヤンバ、２６……ピス
トン、２７……弁棒、２８……逆止弁、２９……
弁口、３０……弁座、３１……ボール（弁体）、
３２……スプリング。
FIG. 1 is a vertical sectional view showing a direct acting relief valve which is an embodiment of the present invention, and FIGS. 2 and 3 are diagrams for explaining the effects thereof. FIGS. 4 and 5 are vertical sectional views showing conventional examples, respectively. 11...Body, 12...Hollow part, 13...Inlet passage, 14...Outlet passage, 15...O ring,
16... Valve cylinder, 17... Valve chamber, 18... Valve seat, 1
9...Inlet port, 20...Outlet port, 21...
... Poppet (valve body), 22 ... Pressure adjustment spring, 23 ... Adjustment screw member, 24 ... Lock nut, 25 ... Damping chamber, 26 ... Piston, 27 ... Valve stem, 28 ... Check valve , 29...
Valve port, 30...valve seat, 31...ball (valve body),
32...Spring.
Claims (1)
ように構成されているダンピングチヤンバを備え
ている直動形リリーフ弁において、前記ダンピン
グチヤンバに逆止弁が設けられており、この逆止
弁は前記弁体が開く方向に動く時にダンピングチ
ヤンバを開放し、前記弁体が閉じる方向に動く時
にダンピングチヤンバを閉鎖するように構成され
ていることを特徴とする直動形リリーフ弁。 In a direct acting relief valve equipped with a damping chamber configured to vary its volume following the opening/closing operation of the valve body, the damping chamber is provided with a check valve, and this reverse A direct acting relief valve, characterized in that the stop valve is configured to open a damping chamber when the valve body moves in the opening direction, and close the damping chamber when the valve body moves in the closing direction. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9063188U JPH0452550Y2 (en) | 1988-07-08 | 1988-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9063188U JPH0452550Y2 (en) | 1988-07-08 | 1988-07-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0212572U true JPH0212572U (en) | 1990-01-25 |
| JPH0452550Y2 JPH0452550Y2 (en) | 1992-12-10 |
Family
ID=31315148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9063188U Expired JPH0452550Y2 (en) | 1988-07-08 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452550Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000074237A (en) * | 1998-08-28 | 2000-03-14 | Toyota Autom Loom Works Ltd | Logic valve and hydraulic controller for industrial vehicle |
| US9606549B2 (en) | 2012-03-15 | 2017-03-28 | Kyb Corporation | Poppet valve |
| JP2018169042A (en) * | 2017-02-21 | 2018-11-01 | ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ | Shuttle valve with damping |
-
1988
- 1988-07-08 JP JP9063188U patent/JPH0452550Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000074237A (en) * | 1998-08-28 | 2000-03-14 | Toyota Autom Loom Works Ltd | Logic valve and hydraulic controller for industrial vehicle |
| US9606549B2 (en) | 2012-03-15 | 2017-03-28 | Kyb Corporation | Poppet valve |
| JP2018169042A (en) * | 2017-02-21 | 2018-11-01 | ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ | Shuttle valve with damping |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0452550Y2 (en) | 1992-12-10 |