发明名称 Speaker System for Head Protective Gear
摘要 A headgear system enhanced for generating sound has at least one speaker apparatus connected to or integrated into the structure of the headgear system, the speaker apparatus including a magnet suspended in a magnetic fluid, and at least one resonator connected to the at least one speaker apparatus. The system is characterized in that excitation of the magnet produces vibration translated to the resonator to generate the sound.
申请公布号 US2007098199(A1) 申请公布日期 2007.05.03
申请号 US20060567275 申请日期 2006.12.06
申请人 GOLDBERG JOSH 发明人 GOLDBERG JOSH
分类号 H04R25/00 主分类号 H04R25/00
代理机构 代理人
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