JPS643165U - - Google Patents
Info
- Publication number
- JPS643165U JPS643165U JP9769287U JP9769287U JPS643165U JP S643165 U JPS643165 U JP S643165U JP 9769287 U JP9769287 U JP 9769287U JP 9769287 U JP9769287 U JP 9769287U JP S643165 U JPS643165 U JP S643165U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- annular groove
- valve chamber
- inlet
- outlet
- 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
- Check Valves (AREA)
Description
第1図は、本考案の一実施例の第2図上に矢印
―を付して示した位置における断面図、第2
図は、同実施例の第1図上に矢印―を付して
示した位置における断面図、第3図は、従来の技
術による逆止弁の一例の断面図である。
1…バルブケース、2…第1のケース、3…第
2のケース、4…弁室、5…流入口、6…流出口
、7…バルブシート、8…軸方向溝、9…突起、
10…内筒、11…環状溝、12…連通孔、15
…弾性リング、20…球形バルブ、21…コイル
スプリング。
FIG. 1 is a sectional view of one embodiment of the present invention at the position indicated by the arrow - on FIG.
The figure is a cross-sectional view of the same embodiment at the position indicated by the arrow - in FIG. 1, and FIG. 3 is a cross-sectional view of an example of a check valve according to the prior art. DESCRIPTION OF SYMBOLS 1... Valve case, 2... First case, 3... Second case, 4... Valve chamber, 5... Inlet, 6... Outlet, 7... Valve seat, 8... Axial groove, 9... Protrusion,
10... Inner cylinder, 11... Annular groove, 12... Communication hole, 15
...Elastic ring, 20... Spherical valve, 21... Coil spring.
Claims (1)
るバルブケース1と、有底の円筒形状を呈し、略
V字様の断面形状を示す環状溝11を外周部に付
され、連通孔12を前記環状溝11内に穿たれて
前記弁室4内に保持された内筒10と、ゴム様弾
性材料をもつて環状体に製せられ、前記環状溝1
1上に装着された弾性リング15とを有する逆止
弁。 A valve case 1 is provided with a valve chamber 4 having an inlet 5 and an outlet 6, and has a cylindrical shape with a bottom and an annular groove 11 having a substantially V-shaped cross section on the outer periphery, and a communication hole. 12 is bored in the annular groove 11 and held in the valve chamber 4;
1 and a resilient ring 15 mounted on the check valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9769287U JPS643165U (en) | 1987-06-25 | 1987-06-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9769287U JPS643165U (en) | 1987-06-25 | 1987-06-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS643165U true JPS643165U (en) | 1989-01-10 |
Family
ID=31323328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9769287U Pending JPS643165U (en) | 1987-06-25 | 1987-06-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS643165U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0248678U (en) * | 1988-09-30 | 1990-04-04 |
-
1987
- 1987-06-25 JP JP9769287U patent/JPS643165U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0248678U (en) * | 1988-09-30 | 1990-04-04 |