JPS6349069U - - Google Patents
Info
- Publication number
- JPS6349069U JPS6349069U JP14313386U JP14313386U JPS6349069U JP S6349069 U JPS6349069 U JP S6349069U JP 14313386 U JP14313386 U JP 14313386U JP 14313386 U JP14313386 U JP 14313386U JP S6349069 U JPS6349069 U JP S6349069U
- Authority
- JP
- Japan
- Prior art keywords
- primary
- cylinder
- pressure chamber
- communication passage
- control pressure
- 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
- 230000001105 regulatory effect Effects 0.000 claims 1
Landscapes
- Safety Valves (AREA)
- Control Of Fluid Pressure (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は同例の要部を拡大して示す側面図、第３図は
従来例を示す断面図である。
２４……一次側流路、２５……二次側流路、２
６……弁孔、２７……シリンダ部、２８……ピス
トン部、２９……制御圧力室、３０……弁体、３
４…連通路、３５……相互摺接部。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a side view showing an enlarged main part of the same example, and FIG. 3 is a sectional view showing a conventional example. 24...Primary side flow path, 25...Secondary side flow path, 2
6... Valve hole, 27... Cylinder part, 28... Piston part, 29... Control pressure chamber, 30... Valve body, 3
4...Communication path, 35...Mutual sliding contact portion.
Claims (1)
御圧力室と間に介設されたシリンダ部と、上記一
次側および二次側両流路の間に介在する弁孔の開
度を制御可能な弁体と連係して上記シリンダ部に
嵌装されたピストン部と、上記制御圧力室と一次
側および二次側のいずれか一方の流路とを連通す
る連通路とを有する自動圧力調整弁において、上
記連通路は上記シリンダ部およびピストン部の相
互摺接部に位置してこれら両部の少なくともいず
れか一方に形成された螺旋状溝からなることを特
徴とする自動圧力調整弁。 Controls the opening degree of the cylinder section interposed between either the primary or secondary flow path and the control pressure chamber, and the valve hole interposed between the primary and secondary flow paths. automatic pressure adjustment having a piston part fitted in the cylinder part in conjunction with a possible valve body; and a communication passage communicating the control pressure chamber with a flow passage on either the primary side or the secondary side. An automatic pressure regulating valve characterized in that the communication passage is located at a mutual sliding contact portion of the cylinder portion and the piston portion and consists of a spiral groove formed in at least one of these portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14313386U JPH0444945Y2 (en) | 1986-09-18 | 1986-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14313386U JPH0444945Y2 (en) | 1986-09-18 | 1986-09-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6349069U true JPS6349069U (en) | 1988-04-02 |
| JPH0444945Y2 JPH0444945Y2 (en) | 1992-10-22 |
Family
ID=31052526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14313386U Expired JPH0444945Y2 (en) | 1986-09-18 | 1986-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444945Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003028324A (en) * | 2001-07-13 | 2003-01-29 | Tlv Co Ltd | Spring-loaded disk type check valve |
| JP2003028330A (en) * | 2001-07-13 | 2003-01-29 | Tlv Co Ltd | Spring-loaded disk type antifreezing valve |
| JP2007024238A (en) * | 2005-07-20 | 2007-02-01 | Japan Railway Construction Transport & Technology Agency | On-off valve |
-
1986
- 1986-09-18 JP JP14313386U patent/JPH0444945Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003028324A (en) * | 2001-07-13 | 2003-01-29 | Tlv Co Ltd | Spring-loaded disk type check valve |
| JP2003028330A (en) * | 2001-07-13 | 2003-01-29 | Tlv Co Ltd | Spring-loaded disk type antifreezing valve |
| JP2007024238A (en) * | 2005-07-20 | 2007-02-01 | Japan Railway Construction Transport & Technology Agency | On-off valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0444945Y2 (en) | 1992-10-22 |