Linear vibrator
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United States of America Patent
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Sep 10, 2013
Grant Date -
Oct 14, 2010
app pub date -
Apr 8, 2010
filing date -
Apr 10, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A linear vibrator are disclosed, wherein the linear vibrator includes a housing having a bracket and a case coupled to the bracket to form a receiving space, a spring coupled to an inner face of the case, a vibration unit having a magnet, the magnet being coupled to the spring, a coil, which has a hollow-can shape, disposed over the bracket for vibrating the vibration unit by using a magnetic field generated from the magnet and a magnet field generated from the coil, and a substrate electrically connected to the coil and the substrate interposed between the coil and the bracket, the substrate having an air venting portion being communicated with an inner space of the coil and outside of the coil.
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