SPEAKER
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Dec 26, 2013
app pub date -
Jun 20, 2012
filing date -
Jun 20, 2012
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Disclosed is a speaker having a magnet system. The magnet system includes an inner magnet and a yoke having an upper surface for fixing the inner magnet, a lower surface opposite to the upper surface, a sidewall connecting the upper and lower surfaces, and at least a concave extending from the upper surface towards the lower surface. The concave includes a bottom between the upper surface and the lower surface of the yoke.
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Family
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