JPS6330916Y2 - - Google Patents
Info
- Publication number
- JPS6330916Y2 JPS6330916Y2 JP6774583U JP6774583U JPS6330916Y2 JP S6330916 Y2 JPS6330916 Y2 JP S6330916Y2 JP 6774583 U JP6774583 U JP 6774583U JP 6774583 U JP6774583 U JP 6774583U JP S6330916 Y2 JPS6330916 Y2 JP S6330916Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve plate
- curved surface
- valve
- vent
- arcuate curved
- 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
Links
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Landscapes
- Check Valves (AREA)
- Ventilation (AREA)
- Air-Flow Control Members (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6774583U JPS59172928U (ja) | 1983-05-09 | 1983-05-09 | ベンチレ−タのバタフライ弁 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6774583U JPS59172928U (ja) | 1983-05-09 | 1983-05-09 | ベンチレ−タのバタフライ弁 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59172928U JPS59172928U (ja) | 1984-11-19 |
| JPS6330916Y2 true JPS6330916Y2 (en]) | 1988-08-18 |
Family
ID=30197935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6774583U Granted JPS59172928U (ja) | 1983-05-09 | 1983-05-09 | ベンチレ−タのバタフライ弁 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59172928U (en]) |
-
1983
- 1983-05-09 JP JP6774583U patent/JPS59172928U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59172928U (ja) | 1984-11-19 |
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