JPH0639178Y2 - 逆止弁 - Google Patents
逆止弁Info
- Publication number
- JPH0639178Y2 JPH0639178Y2 JP8766690U JP8766690U JPH0639178Y2 JP H0639178 Y2 JPH0639178 Y2 JP H0639178Y2 JP 8766690 U JP8766690 U JP 8766690U JP 8766690 U JP8766690 U JP 8766690U JP H0639178 Y2 JPH0639178 Y2 JP H0639178Y2
- Authority
- JP
- Japan
- Prior art keywords
- check valve
- fluid
- flow path
- passage
- flow
- 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.)
- Expired - Lifetime
Links
- 239000012530 fluid Substances 0.000 claims description 40
- 239000000853 adhesive Substances 0.000 claims description 24
- 230000001070 adhesive effect Effects 0.000 claims description 24
- 239000002985 plastic film Substances 0.000 claims description 12
- 229920006255 plastic film Polymers 0.000 claims description 12
- 238000005452 bending Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 10
- 239000010408 film Substances 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Toys (AREA)
- Check Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8766690U JPH0639178Y2 (ja) | 1990-08-21 | 1990-08-21 | 逆止弁 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8766690U JPH0639178Y2 (ja) | 1990-08-21 | 1990-08-21 | 逆止弁 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0444569U JPH0444569U (en]) | 1992-04-15 |
| JPH0639178Y2 true JPH0639178Y2 (ja) | 1994-10-12 |
Family
ID=31820220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8766690U Expired - Lifetime JPH0639178Y2 (ja) | 1990-08-21 | 1990-08-21 | 逆止弁 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639178Y2 (en]) |
-
1990
- 1990-08-21 JP JP8766690U patent/JPH0639178Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0444569U (en]) | 1992-04-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0314614Y2 (en]) | ||
| US5295892A (en) | Balloon having a self sealing valve and method of making same | |
| US4674532A (en) | Check valve | |
| US5830780A (en) | Self-closing valve structure | |
| CN100572214C (zh) | 具有扁平可再密封装置的能重新闭合的真空存储袋 | |
| KR940009442B1 (ko) | 셀프실링밸브와, 셀프실링방식의 바라텍스기구 및 그 제조방법 | |
| JP2015515417A (ja) | エアバッグ梱包装置および自己接着逆止弁 | |
| KR960034825A (ko) | 유체 주머니용 개량된 체크 밸브 | |
| EP0683105B1 (en) | Venting valve for a re-closable bag | |
| KR20080104297A (ko) | 에어-패킹 장치용의 체크 밸브의 구조체 | |
| EP3650367B1 (en) | Closing valve made of a sheet and bag therewith | |
| JP4792035B2 (ja) | 脱気弁及びこの脱気弁を備えた圧縮袋 | |
| CN107531363A (zh) | 包装阀封闭系统及其方法 | |
| US20050252816A1 (en) | Process for producing compression bag and compression bag | |
| US4759640A (en) | Rose-bottom or block-bottom valve bag | |
| JPH0639178Y2 (ja) | 逆止弁 | |
| JP3012968B2 (ja) | 包装袋用逆止弁 | |
| WO2014069209A1 (ja) | 空気クッション材 | |
| JPH06697Y2 (ja) | 逆止弁 | |
| JPH0314612Y2 (en]) | ||
| JP4445879B2 (ja) | 逆止弁 | |
| JPH0135019Y2 (en]) | ||
| JPH01153829A (ja) | 独立気室連設の気体袋 | |
| JPH0595851U (ja) | 流体用密封袋 | |
| JPH0738772Y2 (ja) | 逆止弁 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |