JPS61168373U - - Google Patents
Info
- Publication number
- JPS61168373U JPS61168373U JP5264685U JP5264685U JPS61168373U JP S61168373 U JPS61168373 U JP S61168373U JP 5264685 U JP5264685 U JP 5264685U JP 5264685 U JP5264685 U JP 5264685U JP S61168373 U JPS61168373 U JP S61168373U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- chamber
- valve body
- communicates
- seat portion
- 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 claims description 9
- 230000035515 penetration Effects 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims 1
Landscapes
- Mechanically-Actuated Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Description
第1図は本考案高圧流体逃がし弁を使用した車
両用リフトの正面図、第2図は本考案の主要部断
面図、第3図は同左側面図である。
1……弁本体、2……流体出入口、3……圧力
流体供送口、4a……弁棒貫出孔、4b……弁下
流側室部、4c……弁座部、4d……弁収納室部
、5……圧力流体逃がし口、10……弁体、10
b……弁棒、13……スプリング。
FIG. 1 is a front view of a vehicle lift using the high-pressure fluid relief valve of the present invention, FIG. 2 is a sectional view of the main part of the present invention, and FIG. 3 is a left side view of the same. 1...Valve body, 2...Fluid inlet/outlet, 3...Pressure fluid supply port, 4a...Valve stem penetration hole, 4b...Valve downstream chamber, 4c...Valve seat, 4d...Valve storage Chamber, 5... Pressure fluid relief port, 10... Valve body, 10
b... Valve stem, 13... Spring.
Claims (1)
cを設け、この弁座部4cの大径端側には弁収納
室部4dを小径端側には弁下流側室部4bを夫々
該弁座部4cと同心状に連設し、 上記弁本体1には、弁収納室部4dに連通する
圧力流体供送口3と、同じく該弁収納室部4dに
連通する流体出入口2と、弁下流側室部4bに連
通する圧力流体逃がし口5と、該弁下流側室部4
bと同心状でこの弁下流側室部4bに連通する弁
棒貫出孔4aとを設け、 上記弁収納室部4d内には、先端側が順次小径
に形成された円錐弁部10aの先端に弁棒10b
を突設した弁体10を、該弁棒10bの先端部が
弁棒貫出孔4a内を気密を保つと共に摺動自在に
挿通するようになして収納し、さらに、該弁収納
室部4d内には、上記弁体10を弁座部4c方向
に付勢するスプリング13を収納し、 また、上記弁体1には、手動レバー31の回動
により、弁体10をスプリング13および弁収納
室部4d内の流体圧に抗して押し開く弁操作レバ
ー30を枢着してなる高圧流体逃がし弁。[Claims for Utility Model Registration] A valve seat portion 4 in the valve body 1 whose diameter gradually decreases on the downstream side.
c, and a valve storage chamber 4d is provided on the large diameter end side of the valve seat portion 4c, and a valve downstream chamber portion 4b is provided concentrically with the valve seat portion 4c on the small diameter end side. 1 includes a pressure fluid supply port 3 that communicates with the valve storage chamber 4d, a fluid inlet/outlet 2 that also communicates with the valve storage chamber 4d, and a pressure fluid relief port 5 that communicates with the valve downstream chamber 4b. The valve downstream chamber section 4
A valve stem penetration hole 4a is provided concentrically with the valve stem through-hole 4a that communicates with the valve downstream chamber 4b, and in the valve housing chamber 4d, a valve is provided at the tip of a conical valve portion 10a whose tip end is formed with a successively smaller diameter. Rod 10b
The valve body 10 with a protruding structure is housed in such a manner that the tip of the valve stem 10b is slidably inserted into the valve stem penetration hole 4a while maintaining airtightness, and the valve body 10 is housed in the valve stem penetration hole 4a. A spring 13 for biasing the valve body 10 toward the valve seat portion 4c is housed inside the valve body 1, and the valve body 10 is moved by rotating the manual lever 31 to accommodate the spring 13 and the valve body. A high-pressure fluid relief valve formed by pivotally mounting a valve operating lever 30 that is pushed open against the fluid pressure in the chamber 4d.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5264685U JPS61168373U (en) | 1985-04-09 | 1985-04-09 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5264685U JPS61168373U (en) | 1985-04-09 | 1985-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61168373U true JPS61168373U (en) | 1986-10-18 |
Family
ID=30572786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5264685U Pending JPS61168373U (en) | 1985-04-09 | 1985-04-09 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61168373U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009544912A (en) * | 2006-07-25 | 2009-12-17 | スタッキ エッセ.ピ.ア. | Hydraulic connection device with pressure release control means that can be installed between the hydraulic system built in the work vehicle and the movable hydraulic device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5260385A (en) * | 1975-11-13 | 1977-05-18 | Kubota Ltd | Driving circuit for monostable oil hydraulic actuator |
JPS5690103A (en) * | 1979-12-20 | 1981-07-22 | Kayaba Ind Co Ltd | Controlling valve for farm working machinery of agricultural tractor |
JPS5947178B2 (en) * | 1975-09-04 | 1984-11-17 | デイ−ア・アンド・カンパニ− | hydrostatic transmission mechanism |
-
1985
- 1985-04-09 JP JP5264685U patent/JPS61168373U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5947178B2 (en) * | 1975-09-04 | 1984-11-17 | デイ−ア・アンド・カンパニ− | hydrostatic transmission mechanism |
JPS5260385A (en) * | 1975-11-13 | 1977-05-18 | Kubota Ltd | Driving circuit for monostable oil hydraulic actuator |
JPS5690103A (en) * | 1979-12-20 | 1981-07-22 | Kayaba Ind Co Ltd | Controlling valve for farm working machinery of agricultural tractor |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009544912A (en) * | 2006-07-25 | 2009-12-17 | スタッキ エッセ.ピ.ア. | Hydraulic connection device with pressure release control means that can be installed between the hydraulic system built in the work vehicle and the movable hydraulic device |
KR101476459B1 (en) * | 2006-07-25 | 2014-12-24 | 스터치 에스.피.에이. | A hydraulic connection assembly with a pressure discharge control, positionable between an onboard hydraulic circuit of an engineering vehicle and a removable hydraulic equipment |