JPH0293574U - - Google Patents
Info
- Publication number
- JPH0293574U JPH0293574U JP222989U JP222989U JPH0293574U JP H0293574 U JPH0293574 U JP H0293574U JP 222989 U JP222989 U JP 222989U JP 222989 U JP222989 U JP 222989U JP H0293574 U JPH0293574 U JP H0293574U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- spring
- valve body
- guiding
- check valve
- 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
- 238000012856 packing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Check Valves (AREA)
Description
第１図はこの考案の一実施例を示す断面図、第
２図は自吸式井戸ポンプの構成図、第３図は従来
の逆止弁部分を示す断面図である。
図中、２は逆止弁、４はパツキン、５は弁座、
５ａは案内孔、５ｂは突起、６は押しばねである
。なお、各図中、同一符号は同一又は相当部分を
示す。
FIG. 1 is a sectional view showing an embodiment of this invention, FIG. 2 is a configuration diagram of a self-priming well pump, and FIG. 3 is a sectional view showing a conventional check valve. In the figure, 2 is a check valve, 4 is a seal, 5 is a valve seat,
5a is a guide hole, 5b is a protrusion, and 6 is a push spring. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
体と対向した弁蓋と、上記弁体を弁座に向つて付
勢するスプリングを備えた逆止弁において、上記
弁蓋には上記弁体を上下に案内する案内孔と、上
記スプリングを案内する突起とを設けたことを特
徴とする逆止弁。 In the check valve, the check valve includes a valve body having a packing in contact with the valve seat, a valve cover facing the valve body, and a spring that urges the valve body toward the valve seat, wherein the valve cover has the valve body. A check valve comprising a guide hole for guiding the spring up and down, and a protrusion for guiding the spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP222989U JPH0293574U (en) | 1989-01-12 | 1989-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP222989U JPH0293574U (en) | 1989-01-12 | 1989-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0293574U true JPH0293574U (en) | 1990-07-25 |
Family
ID=31202815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP222989U Pending JPH0293574U (en) | 1989-01-12 | 1989-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0293574U (en) |
-
1989
- 1989-01-12 JP JP222989U patent/JPH0293574U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0293574U (en) | ||
| JPS59110475U (en) | ball valve device | |
| JPS63152968U (en) | ||
| JPS63196875U (en) | ||
| JPS6155559U (en) | ||
| JPH0369371U (en) | ||
| JPS5865468U (en) | Check valve with throttle | |
| JPS61142969U (en) | ||
| JPH0377009U (en) | ||
| JPS6318686U (en) | ||
| JPS62126669U (en) | ||
| JPS6293200U (en) | ||
| JPS58193159U (en) | Valve seat structure | |
| JPS61191563U (en) | ||
| JPS6199667U (en) | ||
| JPH0479982U (en) | ||
| JPS61161479U (en) | ||
| JPH032973U (en) | ||
| JPS61122388U (en) | ||
| JPS63152903U (en) | ||
| JPS6314070U (en) | ||
| JPS6267909U (en) | ||
| JPS6411385U (en) | ||
| JPS61116203U (en) | ||
| JPH02107872U (en) |