| 摘要 |
<p>The present invention pertains to a flat-type speaker. More specifically, the flat-type speaker is formed into a thin and slender shape using one bar magnet and a three-dimensional track-type voice coil. The flat-type speaker having a three-dimensional track -type voice coil plate according to the present invention includes: a diaphragm connected to a base frame by a damper and adhered to a voice coil so as to vibrate; a thin film metal plate positioned at the lower end of the diaphragm and formed of a thin film; a three-dimensional track-type voice coil, which has an oval thin film structure, is adhered to the thin film metal plate, and has a magnet inserted therein from the bottom and a lower end inserted between the magnet and a yoke member; and a magnet member secured by the magnet in the center thereof, and formed of a yoke member, which is formed with a space at the left and right sides of the magnet thereof at predetermined intervals.</p> |
