发明名称 Damper structure of preventing irregular vibration for speaker
摘要 A damper structure for a speaker is provided to preventing irregular vibrations, and the improvements comprises the damper having one or more elastic reinforcing pieces attached with a corrugated surface of the damper. The reinforcing pieces may be of smaller annular strips, larger annular strips, or straight strips corresponding to and attached to the corrugated surface of the damper in its inner region, outer region, and in its radial direction and preferably in equiangular distribution, respectively, to strengthen its structural strength and uniformity.
申请公布号 US2007154059(A1) 申请公布日期 2007.07.05
申请号 US20060325438 申请日期 2006.01.05
申请人 OHARA HIROSHI 发明人 OHARA HIROSHI
分类号 H04R9/06 主分类号 H04R9/06
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