JP5096785B2 - 吸音構造体 - Google Patents
吸音構造体 Download PDFInfo
- Publication number
- JP5096785B2 JP5096785B2 JP2007118234A JP2007118234A JP5096785B2 JP 5096785 B2 JP5096785 B2 JP 5096785B2 JP 2007118234 A JP2007118234 A JP 2007118234A JP 2007118234 A JP2007118234 A JP 2007118234A JP 5096785 B2 JP5096785 B2 JP 5096785B2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- surface layer
- absorbing structure
- layer
- rigidity
- 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.)
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- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Description
2 車体構成部材
10 本体部
11 空隙層
12 表面層
13 裏面層
14 周面層
16 剛性向上部
17 第1リブ
18 第2リブ
20 取付部
22 ボルト
25 連繋部
Claims (2)
- 多数の空隙を有する空隙層(11)と、該空隙層(11)を覆う外面層とを有する本体部(10)と、
上記本体部(10)を取付対象物に固定する取付部(20)とを備え、
上記外面層は、上記空隙層(11)における音源に対向する側を覆うように位置する表面層(12)を備え、
上記表面層(12)に、上記空隙層(11)の空隙に連通する孔部(15)が複数形成されるともに、上記本体部(10)の剛性を向上させるリブ(17,18)が上記孔部(15)を避け、かつ、音源へ向かって突出するように設けられ、
上記取付部(20)には、音源へ向かうように突出する壁部(23)と、該壁部(23)と上記リブ(17,18)とを連繋する連繋部(25)とが設けられていることを特徴とする吸音構造体(1)。 - 請求項1に記載の吸音構造体(1)において、
リブ(17,18)と取付部(20)とが一体化されていることを特徴とする吸音構造体(1)。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007118234A JP5096785B2 (ja) | 2007-04-27 | 2007-04-27 | 吸音構造体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007118234A JP5096785B2 (ja) | 2007-04-27 | 2007-04-27 | 吸音構造体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008273353A JP2008273353A (ja) | 2008-11-13 |
JP5096785B2 true JP5096785B2 (ja) | 2012-12-12 |
Family
ID=40051897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007118234A Active JP5096785B2 (ja) | 2007-04-27 | 2007-04-27 | 吸音構造体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5096785B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9389574B2 (en) * | 2014-02-27 | 2016-07-12 | Ricoh Company, Limited | Sound absorbing device, electronic device, and image forming apparatus |
JP6265250B1 (ja) * | 2016-11-22 | 2018-01-24 | マツダ株式会社 | フロントサブフレーム構造 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58156052U (ja) * | 1982-04-12 | 1983-10-18 | 林テレンプ株式会社 | 自動車用吸音材 |
JPH10326097A (ja) * | 1997-03-25 | 1998-12-08 | Nok Megurasutikku Kk | 吸音材 |
JP4256496B2 (ja) * | 1998-08-05 | 2009-04-22 | 株式会社プライムポリマー | 吸遮音材およびその製造方法 |
JP2002087179A (ja) * | 2000-09-11 | 2002-03-26 | Kasai Kogyo Co Ltd | 自動車用内装部品 |
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2007
- 2007-04-27 JP JP2007118234A patent/JP5096785B2/ja active Active
Also Published As
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JP2008273353A (ja) | 2008-11-13 |
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