LINEAR VIBRATOR
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United States of America Patent
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Issued Date -
Apr 25, 2013
app pub date -
Jul 1, 2011
filing date -
Jul 12, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A linear vibrator is disclosed, comprising: a case including a bottom-opened upper case and a plate-shaped bottom case coupled to the upper case to form an accommodation space; a stator including a circuit substrate arranged at an inner lateral surface of the bottom case and a cylindrical coil block arranged on the circuit substrate to receive a driving signal; and a vibrator including a first magnet arranged inside the coil block to generate a first magnetic flux to an axial direction of the coil block, a second magnet arranged outside of the coil block to generate a second magnetic flux to a direction facing the coil block, a yoke fixing the first and second magnets, and an elastic member elastically fixing the yoke to the upper case.
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