发明授权
- 专利标题： Thermoacoustic device
- 专利标题（中）： 热声装置
-
申请号： US12661132申请日： 2010-03-11
-
公开(公告)号： US08311244B2公开(公告)日： 2012-11-13
- 发明人: Li Qian , Yu-Quan Wang , Chen Feng , Liang Liu
- 申请人： Li Qian , Yu-Quan Wang , Chen Feng , Liang Liu
- 申请人地址： CN Beijing
- 专利权人： Beijing FUNATE Innovation Technology Co., Ltd.
- 当前专利权人： Beijing FUNATE Innovation Technology Co., Ltd.
- 当前专利权人地址： CN Beijing
- 代理机构： Altis Law Group, Inc.
- 优先权： CN200810191730 20081230; CN200810191733 20081230; CN200810191734 20081230; CN200810191735 20081230; CN200810191736 20081230; CN200810191738 20081230; CN200910000259 20090115; CN200910169652 20090828; CN200910170294 20090911
- 主分类号： H04R25/00
- IPC分类号： H04R25/00
摘要：
A speaker includes a base and a thermoacoustic device. The base includes a first connector, a second connector for receiving external signals, a first engaging member, and an amplifier circuit device electrically connecting to the first connector and the second connector. The thermoacoustic device includes a second engaging member and a fourth connector. The thermoacoustic device is detachably installed on the base by a detachable engagement between the first engaging member and the second engaging member and a fourth connector corresponds to the first connector of the base.
公开/授权文献
- US20100189296A1 Thermoacoustic device 公开/授权日：2010-07-29
信息查询
