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A hearing protector having a unidirectional sound inlet
专利权人:
3M Innovative Properties Company
发明人:
ALMEFLO, Per Ove
申请号:
AU2018378444
公开号:
AU2018378444A1
申请日:
2018.12.06
申请国别(地区):
AU
年份:
2020
代理人:
摘要:
There is provided a hearing protector that has an earmuff (2) formed by a cup-shaped shell and a cushion. The hearing protector has a sound inlet (5) formed of at least one acoustic membrane that replaces a portion of the shell or by a hole into the cushion. The sound inlet locally reduces the sound barrier of the hearing protector predominantly with respect to sound originating from an anterior direction (11) that is defined in accordance to on the anatomic directions of a wearer when the hearing protector is worn. The present disclosure helps enabling directional hearing with a hearing protector.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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