JPH0475277U - - Google Patents
Info
- Publication number
- JPH0475277U JPH0475277U JP11776290U JP11776290U JPH0475277U JP H0475277 U JPH0475277 U JP H0475277U JP 11776290 U JP11776290 U JP 11776290U JP 11776290 U JP11776290 U JP 11776290U JP H0475277 U JPH0475277 U JP H0475277U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- relief
- valve body
- inlet port
- slidably disposed
- 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
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Safety Valves (AREA)
Description
第１図は、本考案の実施例であるリリーフ弁の
断面図を示す。第２図は、リリーフ圧特性を示す
。第３図は、ポンプ駆動馬力特性を示す。第４図
は、従来技術のリリーフ弁の断面図を示す。
１，２０……リリーフ弁、３，２４……弁体、
５，２５，２８……スプリング、６，２２……リ
リーフポート、７，２６……ピストン（ピストン
部材）、９……油圧ソレノイド、１６，２１……
入口ポート。
FIG. 1 shows a sectional view of a relief valve that is an embodiment of the present invention. FIG. 2 shows relief pressure characteristics. FIG. 3 shows pump drive horsepower characteristics. FIG. 4 shows a cross-sectional view of a prior art relief valve. 1, 20... Relief valve, 3, 24... Valve body,
5, 25, 28... Spring, 6, 22... Relief port, 7, 26... Piston (piston member), 9... Hydraulic solenoid, 16, 21...
Inlet port.
Claims (1)
グと、該ハウジング内に摺動可能に配置された弁
体と、該弁体を前記入口ポートへの付勢するスプ
リングとを有するリリーフ弁において、 ピストン部材を前記ハウジング内に摺動可能に
配置すると共に前記スプリングの一端に係合させ
該ピストン部材を油圧ソレノイドにより駆動させ
ることを特徴とする可変圧リリーフ弁。[Claims for Utility Model Registration] A relief having a housing having an inlet port and a relief port, a valve body slidably disposed within the housing, and a spring biasing the valve body toward the inlet port. A variable pressure relief valve, characterized in that a piston member is slidably disposed within the housing, engaged with one end of the spring, and driven by a hydraulic solenoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11776290U JPH0475277U (en) | 1990-11-09 | 1990-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11776290U JPH0475277U (en) | 1990-11-09 | 1990-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0475277U true JPH0475277U (en) | 1992-06-30 |
Family
ID=31865671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11776290U Pending JPH0475277U (en) | 1990-11-09 | 1990-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0475277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012017797A (en) * | 2010-07-07 | 2012-01-26 | Aisin Seiki Co Ltd | Relief valve with relief pressure changing function |
| JP2013525714A (en) * | 2010-05-06 | 2013-06-20 | イリノイ トゥール ワークス インコーポレイティド | Multi-mode pressure relief valve |
-
1990
- 1990-11-09 JP JP11776290U patent/JPH0475277U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013525714A (en) * | 2010-05-06 | 2013-06-20 | イリノイ トゥール ワークス インコーポレイティド | Multi-mode pressure relief valve |
| JP2012017797A (en) * | 2010-07-07 | 2012-01-26 | Aisin Seiki Co Ltd | Relief valve with relief pressure changing function |