JPS6276639U - - Google Patents
Info
- Publication number
- JPS6276639U JPS6276639U JP16752085U JP16752085U JPS6276639U JP S6276639 U JPS6276639 U JP S6276639U JP 16752085 U JP16752085 U JP 16752085U JP 16752085 U JP16752085 U JP 16752085U JP S6276639 U JPS6276639 U JP S6276639U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- open end
- inner bag
- fixed
- covered
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
- Pipe Accessories (AREA)
Description
第１図は本考案装置の説明図、第２図は地下タ
ンクの説明図である。
１……地下タンク、２……通気管、３……検尺
管、４……給液管、５……吸上管、６……液体、
７……小型気密容器、８……真空ポンプ、９……
開閉弁、１０……基準圧力源、１１……マノメー
タ、１２……粘着テープ、１３……突起、１４…
…内袋、１５……外袋。
FIG. 1 is an explanatory diagram of the device of the present invention, and FIG. 2 is an explanatory diagram of an underground tank. 1... Underground tank, 2... Ventilation pipe, 3... Measurement tube, 4... Liquid supply pipe, 5... Suction pipe, 6... Liquid,
7...Small airtight container, 8...Vacuum pump, 9...
Opening/closing valve, 10... Reference pressure source, 11... Manometer, 12... Adhesive tape, 13... Protrusion, 14...
...Inner bag, 15...Outer bag.
Claims (1)
プ外周に気密に固定される非通気性可撓性の内袋
と、この内袋に覆せられ、その開口端が前記内袋
の開口端固定部より下側で前記パイプに気密に固
定される非通気性可撓性の外袋とよりなることを
特徴とするパイプ開口塞ぎ装置。 a non-breathable flexible inner bag that is covered over the opening of the pipe and whose open end is airtightly fixed to the outer periphery of the pipe; and a part that is covered by the inner bag and whose open end is fixed to the open end of the inner bag. A pipe opening closing device comprising a non-breathable flexible outer bag that is airtightly fixed to the pipe at a lower side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16752085U JPH0230745Y2 (en) | 1985-11-01 | 1985-11-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16752085U JPH0230745Y2 (en) | 1985-11-01 | 1985-11-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6276639U true JPS6276639U (en) | 1987-05-16 |
| JPH0230745Y2 JPH0230745Y2 (en) | 1990-08-20 |
Family
ID=31099523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16752085U Expired JPH0230745Y2 (en) | 1985-11-01 | 1985-11-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230745Y2 (en) |
-
1985
- 1985-11-01 JP JP16752085U patent/JPH0230745Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0230745Y2 (en) | 1990-08-20 |