Sound absorber and method for absorbing sound

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专利权人:

发明人:

申请号：

EP07008705.1

公开号：

EP1985328B1

申请日:

2007.04.27

申请国别(地区):

EP

年份:

2012

代理人:

摘要：

Sound absorber (1) for ventilation means having an expiration valve, comprising a first flow channel (3) and a second flow channel (5) for conducting breathable air, wherein an expiration valve is connectable to the first flow channel and the second flow channel so that both air flowing to the expiration valve and air flowing from the expiration valve is directed through one of the first and second flow channels of the sound absorber.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/