发明授权
US08761426B2 Housing structure for sound generator 有权
声发生器外壳结构

Housing structure for sound generator
摘要:
A housing structure for a sound generator includes a base portion having a separation wall; a case portion that defines a first space with the base portion; a covering portion that defines a second space with the base portion; a frame portion that projects toward the second space from the separation wall; a screen wall disposed on an outer side of the frame portion to define a groove between the screen wall and the frame portion; and a screen board arranged on an inner side of the screen wall. The screen board is distanced from the frame portion and the screen wall.
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