| 摘要 |
<p>The purpose of the present invention is to provide a linear vibrator having a structure which lengthens a coil and increases vibration strength. The present invention provides a linear vibrator comprising: a case formed by a side wall of a magnetic material, and an upper and lower surface of a non-magnetic material; a permanent magnet located in the case; a suspension to elastically support the permanent magnet so that one end is installed on the permanent magnet, and the other end is installed on either the upper surface or the lower surface; and a voice coil installed between the side wall of the case and the permanent magnet, and attached on the upper surface or the lower surface of the case.</p> |
