Title:
防音パネル及び防音壁
Document Type and Number:
Japanese Patent JP6754737
Kind Code:
B2
Abstract:
To provide an acoustical panel and a sound proof wall equipped with the same which are less likely to be damaged even in the event of contact or collision.SOLUTION: A sound proof panel 1 for absorbing noise from a noise source to reduce the spread of noise, comprises: a panel body 2 being a metal body with an open front surface facing the noise source; and a sound absorption material 3 accommodated in the panel body 2 to absorb noise. The front surface of the panel body 2 is covered with a face material 4 made of a fiber material and having a cushioning property in a state where the sound absorption material 3 is accommodated. The face material 4 is fixed to the panel body 2 via strip-like pressing fittings 5 at a position concealed by support posts H1 being the right and left ends.SELECTED DRAWING: Figure 2
Inventors:
Mitsuaki Onizuka
Kenjiro Yamamoto
Takuya Koyama
Kenjiro Yamamoto
Takuya Koyama
Application Number:
JP2017155716A
Publication Date:
September 16, 2020
Filing Date:
August 10, 2017
Export Citation:
Assignee:
Nittetsu Building Materials Co., Ltd.
International Classes:
E01F8/00
Domestic Patent References:
| JP60045718U | ||||
| JP2013083112A | ||||
| JP2006152696A | ||||
| JP2010024613A | ||||
| JP2015090486A | ||||
| JP2004052380A | ||||
| JP53139765U | ||||
| JP2016108930A |
Foreign References:
| KR100974261B1 | ||||
| US20100243369 |
Attorney, Agent or Firm:
Yasuhiko