JPS6251491U - - Google Patents
Info
- Publication number
- JPS6251491U JPS6251491U JP14093485U JP14093485U JPS6251491U JP S6251491 U JPS6251491 U JP S6251491U JP 14093485 U JP14093485 U JP 14093485U JP 14093485 U JP14093485 U JP 14093485U JP S6251491 U JPS6251491 U JP S6251491U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- partition plate
- periphery
- circular hole
- spot welding
- 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
- 238000005192 partition Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims 2
- 238000003466 welding Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14093485U JPH04472Y2 (cs) | 1985-09-13 | 1985-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14093485U JPH04472Y2 (cs) | 1985-09-13 | 1985-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6251491U true JPS6251491U (cs) | 1987-03-31 |
| JPH04472Y2 JPH04472Y2 (cs) | 1992-01-08 |
Family
ID=31048250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14093485U Expired JPH04472Y2 (cs) | 1985-09-13 | 1985-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04472Y2 (cs) |
-
1985
- 1985-09-13 JP JP14093485U patent/JPH04472Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04472Y2 (cs) | 1992-01-08 |