JPH0755439Y2 - 下水道工事用エアーバッグ - Google Patents
下水道工事用エアーバッグInfo
- Publication number
- JPH0755439Y2 JPH0755439Y2 JP11312590U JP11312590U JPH0755439Y2 JP H0755439 Y2 JPH0755439 Y2 JP H0755439Y2 JP 11312590 U JP11312590 U JP 11312590U JP 11312590 U JP11312590 U JP 11312590U JP H0755439 Y2 JPH0755439 Y2 JP H0755439Y2
- Authority
- JP
- Japan
- Prior art keywords
- air bag
- pipe
- rod shaft
- air
- bag
- 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
Landscapes
- Pipe Accessories (AREA)
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11312590U JPH0755439Y2 (ja) | 1990-10-30 | 1990-10-30 | 下水道工事用エアーバッグ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11312590U JPH0755439Y2 (ja) | 1990-10-30 | 1990-10-30 | 下水道工事用エアーバッグ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0471893U JPH0471893U (US08124317-20120228-C00060.png) | 1992-06-25 |
| JPH0755439Y2 true JPH0755439Y2 (ja) | 1995-12-20 |
Family
ID=31860677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11312590U Expired - Lifetime JPH0755439Y2 (ja) | 1990-10-30 | 1990-10-30 | 下水道工事用エアーバッグ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0755439Y2 (US08124317-20120228-C00060.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108071892B (zh) * | 2017-12-28 | 2023-09-19 | 厦门安越非开挖工程技术股份有限公司 | 一种用于排水管道的封堵气囊及其制作方法 |
| JP2020133651A (ja) * | 2019-02-13 | 2020-08-31 | 株式会社ホーシン | 止水プラグ |
-
1990
- 1990-10-30 JP JP11312590U patent/JPH0755439Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0471893U (US08124317-20120228-C00060.png) | 1992-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |