JPS6315710Y2 - - Google Patents
Info
- Publication number
- JPS6315710Y2 JPS6315710Y2 JP9143882U JP9143882U JPS6315710Y2 JP S6315710 Y2 JPS6315710 Y2 JP S6315710Y2 JP 9143882 U JP9143882 U JP 9143882U JP 9143882 U JP9143882 U JP 9143882U JP S6315710 Y2 JPS6315710 Y2 JP S6315710Y2
- Authority
- JP
- Japan
- Prior art keywords
- opening
- ventilation
- sound
- cylinder
- louver
- 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
- 238000009423 ventilation Methods 0.000 claims description 36
- 239000011358 absorbing material Substances 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 230000001743 silencing effect Effects 0.000 description 5
- 239000011491 glass wool Substances 0.000 description 4
- 241000238631 Hexapoda Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
- Building Environments (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9143882U JPS58194431U (ja) | 1982-06-21 | 1982-06-21 | 消音機能を有する換気装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9143882U JPS58194431U (ja) | 1982-06-21 | 1982-06-21 | 消音機能を有する換気装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58194431U JPS58194431U (ja) | 1983-12-24 |
| JPS6315710Y2 true JPS6315710Y2 (en]) | 1988-05-02 |
Family
ID=30099814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9143882U Granted JPS58194431U (ja) | 1982-06-21 | 1982-06-21 | 消音機能を有する換気装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58194431U (en]) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370186C (zh) * | 2003-04-23 | 2008-02-20 | 有限会社榛叶 | 带消音盒的换气结构 |
| EP1628084A1 (en) * | 2003-04-23 | 2006-02-22 | Tosho Engineering Co., Ltd. | Ventilator |
| JP4978367B2 (ja) * | 2007-08-09 | 2012-07-18 | パナソニック株式会社 | 空気調和機の排気排塵ダンパー |
| ITBO20080074U1 (it) * | 2008-10-16 | 2010-04-17 | Eur Ex S R L | Riduttore acustico per le prese d'aerazione o per i tubi esalatori delle stanze degli edifici. |
-
1982
- 1982-06-21 JP JP9143882U patent/JPS58194431U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58194431U (ja) | 1983-12-24 |
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