CN2839419Y - 金属吸音板 - Google Patents
金属吸音板 Download PDFInfo
- Publication number
- CN2839419Y CN2839419Y CN 200520133114 CN200520133114U CN2839419Y CN 2839419 Y CN2839419 Y CN 2839419Y CN 200520133114 CN200520133114 CN 200520133114 CN 200520133114 U CN200520133114 U CN 200520133114U CN 2839419 Y CN2839419 Y CN 2839419Y
- Authority
- CN
- China
- Prior art keywords
- pyrometric cone
- minute aperture
- metal plate
- metal
- sound wave
- 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
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- Building Environments (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520133114 CN2839419Y (zh) | 2005-11-23 | 2005-11-23 | 金属吸音板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520133114 CN2839419Y (zh) | 2005-11-23 | 2005-11-23 | 金属吸音板 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2839419Y true CN2839419Y (zh) | 2006-11-22 |
Family
ID=37427404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520133114 Expired - Lifetime CN2839419Y (zh) | 2005-11-23 | 2005-11-23 | 金属吸音板 |
Country Status (1)
Country | Link |
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CN (1) | CN2839419Y (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009009944A1 (en) * | 2007-07-18 | 2009-01-22 | Ckm Building Material Corp. | Sound absorptive metallic board with geometric tiny holes |
WO2011009240A1 (zh) * | 2009-07-24 | 2011-01-27 | 青钢金属建材股份有限公司 | 在金属板材制作微孔的方法 |
CN101727893B (zh) * | 2008-10-27 | 2011-07-20 | 上海众汇泡沫铝材有限公司 | 一种金属网板 |
CN103696501A (zh) * | 2014-01-06 | 2014-04-02 | 北京灵众博通科技有限公司 | 内外隔音彩钢板 |
CN105023566A (zh) * | 2014-04-28 | 2015-11-04 | 四川正升声学科技有限公司 | 复合吸隔声板及其制作方法 |
CN114143987A (zh) * | 2021-11-25 | 2022-03-04 | 北京九九之声科技有限公司 | 一种基于净化面声源电流噪音的制造装置 |
-
2005
- 2005-11-23 CN CN 200520133114 patent/CN2839419Y/zh not_active Expired - Lifetime
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009009944A1 (en) * | 2007-07-18 | 2009-01-22 | Ckm Building Material Corp. | Sound absorptive metallic board with geometric tiny holes |
CN101727893B (zh) * | 2008-10-27 | 2011-07-20 | 上海众汇泡沫铝材有限公司 | 一种金属网板 |
WO2011009240A1 (zh) * | 2009-07-24 | 2011-01-27 | 青钢金属建材股份有限公司 | 在金属板材制作微孔的方法 |
CN102439239A (zh) * | 2009-07-24 | 2012-05-02 | 青钢金属建材股份有限公司 | 在金属板材制作微孔的方法 |
AU2009350309B2 (en) * | 2009-07-24 | 2012-05-24 | Ckm Applied Materials Corp. | Method of making micro-holes on metal plate |
CN102439239B (zh) * | 2009-07-24 | 2013-11-13 | 青钢金属建材股份有限公司 | 在金属板材制作微孔的方法 |
CN103696501A (zh) * | 2014-01-06 | 2014-04-02 | 北京灵众博通科技有限公司 | 内外隔音彩钢板 |
CN105023566A (zh) * | 2014-04-28 | 2015-11-04 | 四川正升声学科技有限公司 | 复合吸隔声板及其制作方法 |
CN114143987A (zh) * | 2021-11-25 | 2022-03-04 | 北京九九之声科技有限公司 | 一种基于净化面声源电流噪音的制造装置 |
CN114143987B (zh) * | 2021-11-25 | 2023-12-29 | 北京九九之声科技有限公司 | 一种基于净化面声源电流噪音的制造装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: QINGGANG METAL BUILDING MATERIALS(SHANGHAI )CO.LT Free format text: FORMER OWNER: QINGGANG METAL BUILDING MATERIALS CO., LTD. Effective date: 20080725 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080725 Address after: Qingpu Shanghai City Industrial Park Road No. 1133, zip code: 201700 Patentee after: CKM BUILDING MATERIAL (SHANGHAI) CO., LTD. Address before: Postcode of Tainan County, Taiwan province: Patentee before: Qinggang Metal Building Material Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20061122 |
|
EXPY | Termination of patent right or utility model |