JPH044573U - - Google Patents
Info
- Publication number
- JPH044573U JPH044573U JP4495890U JP4495890U JPH044573U JP H044573 U JPH044573 U JP H044573U JP 4495890 U JP4495890 U JP 4495890U JP 4495890 U JP4495890 U JP 4495890U JP H044573 U JPH044573 U JP H044573U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- check valve
- slit
- flexible material
- sealing member
- 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
- 238000007789 sealing Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Check Valves (AREA)
Description
第１図は本考案の一実施例に係る逆止弁の正面
図であり、第２図は第１図におけるＡ−Ａ線断面
図である。また、第３図および第４図は本考案の
逆止弁を密閉容器の空気流入口に取り付けた時の
状態を示す図であり、第３図は容器の内部の圧力
が外気圧よりも大きくなつた時、第４図は容器の
内部の圧力が外気圧よりも小さくなつた時の状態
を示す。
主な符号の説明、１……逆止弁、２……チユー
ブ、３……栓体、４……スリツト、６……管部材
。
FIG. 1 is a front view of a check valve according to an embodiment of the present invention, and FIG. 2 is a sectional view taken along line A--A in FIG. 1. In addition, Figures 3 and 4 are diagrams showing the state when the check valve of the present invention is attached to the air inlet of a closed container, and Figure 3 shows that the pressure inside the container is greater than the outside pressure. FIG. 4 shows the state when the pressure inside the container becomes lower than the outside pressure. Explanation of main symbols: 1...Check valve, 2...Tube, 3...Bung body, 4...Slit, 6...Pipe member.
Claims (1)
と、該チユーブの一端を密封する封止部材から構
成されてなり、前記チユーブの他端は管部材と接
続される部分であり、前記短チユーブの両端の管
部材との接続部分および封止部材の挿着部分を除
く管壁の一部にスリツトを設け、該スリツトが通
常は閉じておりチユーブの内部の圧力が外部の圧
力よりも大きくなると開くようにしたことを特徴
とする逆止弁。 ２ 可撓性材料が耐薬品性を有するものである請
求項１記載の逆止弁。[Claims for Utility Model Registration] 1. Consists of a short tube made of a soft and flexible material and a sealing member that seals one end of the tube, the other end of which is connected to a pipe member. A slit is provided in a part of the tube wall excluding the connection portion with the tube member at both ends of the short tube and the insertion portion of the sealing member, and the slit is normally closed and the inside of the tube is A check valve characterized in that it opens when pressure becomes greater than external pressure. 2. The check valve according to claim 1, wherein the flexible material has chemical resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4495890U JPH044573U (en) | 1990-04-26 | 1990-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4495890U JPH044573U (en) | 1990-04-26 | 1990-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH044573U true JPH044573U (en) | 1992-01-16 |
Family
ID=31558719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4495890U Pending JPH044573U (en) | 1990-04-26 | 1990-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044573U (en) |
-
1990
- 1990-04-26 JP JP4495890U patent/JPH044573U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH044573U (en) | ||
| JPH0279272U (en) | ||
| JPS6367443U (en) | ||
| JPH0343181U (en) | ||
| JPH0255960U (en) | ||
| JPH02121033U (en) | ||
| JPH0411573Y2 (en) | ||
| JPH0460851U (en) | ||
| JPH043959U (en) | ||
| JPH0413545U (en) | ||
| JPH018523Y2 (en) | ||
| JPS624355U (en) | ||
| JPH0441843U (en) | ||
| JPS6425584U (en) | ||
| JPS6113094U (en) | sealing rubber bag | |
| JPH03793U (en) | ||
| JPS6359838U (en) | ||
| JPS63167075U (en) | ||
| JPH0413543U (en) | ||
| JPH0463996U (en) | ||
| JPH043744U (en) | ||
| JPH0423662U (en) | ||
| JPH0343449U (en) | ||
| JPS58151779U (en) | Temporary pipe sealer | |
| JPH0227001U (en) |