JP4300543B2 - 消音装置 - Google Patents
消音装置 Download PDFInfo
- Publication number
- JP4300543B2 JP4300543B2 JP23446699A JP23446699A JP4300543B2 JP 4300543 B2 JP4300543 B2 JP 4300543B2 JP 23446699 A JP23446699 A JP 23446699A JP 23446699 A JP23446699 A JP 23446699A JP 4300543 B2 JP4300543 B2 JP 4300543B2
- Authority
- JP
- Japan
- Prior art keywords
- sound wave
- sound
- noise
- wave
- propagation
- 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 - Lifetime
Links
- 230000003584 silencer Effects 0.000 title claims description 34
- 239000011148 porous material Substances 0.000 claims description 17
- 230000001788 irregular Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 2
- 230000001902 propagating effect Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 description 31
- 238000010586 diagram Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 230000002452 interceptive effect Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 239000011358 absorbing material Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000030279 gene silencing Effects 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 239000012814 acoustic material Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Exhaust Silencers (AREA)
- Pipe Accessories (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Building Environments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23446699A JP4300543B2 (ja) | 1999-07-19 | 1999-07-19 | 消音装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23446699A JP4300543B2 (ja) | 1999-07-19 | 1999-07-19 | 消音装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001034272A JP2001034272A (ja) | 2001-02-09 |
| JP2001034272A5 JP2001034272A5 (enExample) | 2006-09-28 |
| JP4300543B2 true JP4300543B2 (ja) | 2009-07-22 |
Family
ID=16971456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23446699A Expired - Lifetime JP4300543B2 (ja) | 1999-07-19 | 1999-07-19 | 消音装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4300543B2 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5122859B2 (ja) * | 2007-04-24 | 2013-01-16 | エムケー精工株式会社 | 消音壁 |
| JP6185219B2 (ja) * | 2011-05-31 | 2017-08-23 | 株式会社日立製作所 | 移動車両用遮音装置 |
| CN105869619B (zh) * | 2016-05-10 | 2023-11-24 | 叶小民 | 鱼鳞降噪机 |
| CN109028349B (zh) * | 2018-06-15 | 2021-08-24 | 青岛海信日立空调系统有限公司 | 隔音罩、空调室外机以及降噪方法 |
-
1999
- 1999-07-19 JP JP23446699A patent/JP4300543B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001034272A (ja) | 2001-02-09 |
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