JPH0365069U - - Google Patents
Info
- Publication number
- JPH0365069U JPH0365069U JP12606189U JP12606189U JPH0365069U JP H0365069 U JPH0365069 U JP H0365069U JP 12606189 U JP12606189 U JP 12606189U JP 12606189 U JP12606189 U JP 12606189U JP H0365069 U JPH0365069 U JP H0365069U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- piston
- pressure oil
- inflow port
- chamber
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Safety Valves (AREA)
Description
第１図および第２図は従来例の説明図、第３図
は本考案の説明図である。第４図および第５図は
それぞれリリーフ流量と圧力との関係を示す表で
ある。第６図はこの考案の実施例を示す断面図で
ある。
Ｂ……ボデイ、Ｐ……圧油の流入ポート、Ｔ…
…圧油の排出ポート、Ｖ……弁体、５……弁、７
……ピストン、１２……室、２１……圧油トンネ
ル、２５……スプリング。
1 and 2 are explanatory diagrams of a conventional example, and FIG. 3 is an explanatory diagram of the present invention. FIGS. 4 and 5 are tables showing the relationship between relief flow rate and pressure, respectively. FIG. 6 is a sectional view showing an embodiment of this invention. B...Body, P...Pressure oil inflow port, T...
... Pressure oil discharge port, V ... Valve body, 5 ... Valve, 7
... Piston, 12 ... Chamber, 21 ... Pressure oil tunnel, 25 ... Spring.
Claims (1)
納されるボデイに、その付勢軸方向の端部に圧油
の流入ポートを、その軸方向と直角の方向に圧油
の排出ポートを設けたカートリツジ形のリリーフ
弁において、弁体の基端部にピストンを大径に形
成し、ボデイには弁体のピストンが往復動する室
を形成し、さらに、弁体には前記流入ポートから
その室に至る圧油トンネルを形成し、流入ポート
における油圧が弁体の弁の下端面のほかに、ピス
トンの下端面に及ぶように構成したことを特徴と
するリリーフ弁。 The body in which the valve body is housed while being biased in the axial direction by a spring is provided with a pressure oil inflow port at the biasing axial end and a pressure oil discharge port in a direction perpendicular to the axial direction. In a cartridge type relief valve, a piston is formed with a large diameter at the base end of the valve body, a chamber in which the piston of the valve body reciprocates is formed in the body, and the valve body has a chamber from which the inflow port is connected. 1. A relief valve characterized in that a pressure oil tunnel is formed leading to the inlet port, and the hydraulic pressure at the inflow port is configured to reach the lower end surface of the piston as well as the lower end surface of the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12606189U JPH0365069U (en) | 1989-10-27 | 1989-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12606189U JPH0365069U (en) | 1989-10-27 | 1989-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0365069U true JPH0365069U (en) | 1991-06-25 |
Family
ID=31673900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12606189U Pending JPH0365069U (en) | 1989-10-27 | 1989-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0365069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009287714A (en) * | 2008-05-30 | 2009-12-10 | Kayaba Ind Co Ltd | Fluid pressure cylinder |
-
1989
- 1989-10-27 JP JP12606189U patent/JPH0365069U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009287714A (en) * | 2008-05-30 | 2009-12-10 | Kayaba Ind Co Ltd | Fluid pressure cylinder |