JPH01134032U - - Google Patents
Info
- Publication number
- JPH01134032U JPH01134032U JP2881888U JP2881888U JPH01134032U JP H01134032 U JPH01134032 U JP H01134032U JP 2881888 U JP2881888 U JP 2881888U JP 2881888 U JP2881888 U JP 2881888U JP H01134032 U JPH01134032 U JP H01134032U
- Authority
- JP
- Japan
- Prior art keywords
- bag
- backflow prevention
- prevention valve
- plastic film
- 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
- 230000002265 prevention Effects 0.000 claims description 5
- 239000002985 plastic film Substances 0.000 claims description 4
- 229920006255 plastic film Polymers 0.000 claims description 4
Description
第１図は本考案逆流防止弁付袋の斜視図、第２
図は逆流防止弁の正面略図、第３図は第２図の
―線に沿う断面略図である。
１……袋体、２……接合部、３……逆流防止弁
、４……プラスチツクフイルム、６……外部側開
口部、７……プラスチツクフイルム端部。
Figure 1 is a perspective view of the bag with a backflow prevention valve of the present invention, Figure 2
The figure is a schematic front view of the check valve, and FIG. 3 is a schematic cross-sectional view taken along the line --- in FIG. DESCRIPTION OF SYMBOLS 1... Bag body, 2... Joint part, 3... Backflow prevention valve, 4... Plastic film, 6... External side opening, 7... Plastic film end.
Claims (1)
した逆流防止弁を袋体の接合部の所定箇所に取り
付けた弁付袋であつて、上記逆流防止弁の外部側
開口部においてプラスチツクフイルム端部を内側
に折り込んでなることを特徴とする逆流防止弁付
袋。 A bag with a valve, in which a backflow prevention valve made of plastic film laminated into a flat cylinder shape is attached to a predetermined location at the joint of the bag body, and the end of the plastic film is placed inside at the external opening of the backflow prevention valve. A bag with a backflow prevention valve that is folded into the bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2881888U JPH01134032U (en) | 1988-03-04 | 1988-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2881888U JPH01134032U (en) | 1988-03-04 | 1988-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01134032U true JPH01134032U (en) | 1989-09-12 |
Family
ID=31252489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2881888U Pending JPH01134032U (en) | 1988-03-04 | 1988-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01134032U (en) |
-
1988
- 1988-03-04 JP JP2881888U patent/JPH01134032U/ja active Pending