JPH0321351U - - Google Patents
Info
- Publication number
- JPH0321351U JPH0321351U JP8239389U JP8239389U JPH0321351U JP H0321351 U JPH0321351 U JP H0321351U JP 8239389 U JP8239389 U JP 8239389U JP 8239389 U JP8239389 U JP 8239389U JP H0321351 U JPH0321351 U JP H0321351U
- Authority
- JP
- Japan
- Prior art keywords
- bag
- passage
- inflate
- blocked
- injected
- 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
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Pipe Accessories (AREA)
Description
第１図はこの考案の一実施例を示す動作前の図
、第２図は動作後の図、第３図は従来装置を示す
図である。
図において、１……厨房用ダクト、３……開口
部、４……収納箱、５……耐熱袋、６……ガス容
器、８……破封板を示す。なお、図中同一符号は
同一または相当部分を示す。
FIG. 1 is a diagram showing an embodiment of this invention before operation, FIG. 2 is a diagram after operation, and FIG. 3 is a diagram showing a conventional device. In the figure, 1... kitchen duct, 3... opening, 4... storage box, 5... heat resistant bag, 6... gas container, 8... seal breaking plate. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
した袋によつて通路を遮断するようにしたことを
特徴とする通路遮断装置。 A passage blocking device characterized in that a fluid is injected at a necessary time to inflate a bag, and the passage is blocked by the expanded bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8239389U JPH0321351U (en) | 1989-07-13 | 1989-07-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8239389U JPH0321351U (en) | 1989-07-13 | 1989-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0321351U true JPH0321351U (en) | 1991-03-04 |
Family
ID=31629165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8239389U Pending JPH0321351U (en) | 1989-07-13 | 1989-07-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321351U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10309325A (en) * | 1997-05-13 | 1998-11-24 | Junichi Asano | Fire extinguishing method for building and bag for fire extinguishment for building |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227476A (en) * | 1975-08-27 | 1977-03-01 | Sekisui Chemical Co Ltd | Method of manufacture of reinforced plastic pipe having receiving inlet |
-
1989
- 1989-07-13 JP JP8239389U patent/JPH0321351U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227476A (en) * | 1975-08-27 | 1977-03-01 | Sekisui Chemical Co Ltd | Method of manufacture of reinforced plastic pipe having receiving inlet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10309325A (en) * | 1997-05-13 | 1998-11-24 | Junichi Asano | Fire extinguishing method for building and bag for fire extinguishment for building |