发明名称 Hearing protection warning device
摘要 An apparatus for hearing protection comprising: a body having coupling means, said coupling means configured to attach to a body part; a sound sensor disposed in said body, said sound sensor configured to sense ambient sound; a sound processor coupled to said sound sensor, said sound processor configured to receive a sound signal from said sound sensor and generate a sound indicator signal; an indicator coupled to said sound processor and disposed in said body, said indicator configured to indicate sound levels, said indicator including at least one of a visual display and a tactile indicator, wherein said visual display visually indicates levels of sound and said tactile indicator indicates levels of sound through tactile means.
申请公布号 US7199720(B1) 申请公布日期 2007.04.03
申请号 US20040994199 申请日期 2004.11.19
申请人 SHAPIRO MICHAEL 发明人 SHAPIRO MICHAEL
分类号 G08B23/00 主分类号 G08B23/00
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