| 摘要 |
PURPOSE:To prevent the shaking and to utilize simultaneously a cut-rised rib for the positioning of attaching arror paper by providing plural cut-rised ribs on a loudspeaker frame corresponding to the circumference of bosses arranged on the cabinet to which the loudspeaker is fixed with screws, to guide the bosses. CONSTITUTION:Cut-rised ribs 11b are provided on a loudspeaker frame 11a. Several pcs. of cut-rised ribs 11b are placed around a boss 14. The boss and rib are kept in a relation of guide and anti-shaking. Also the cut-rised rib can be used for the positioning of arror paper 5 which is attached to the loudspeaker frame. In such a way, shaking is prevented and positioning is made easy by a simple structure. |
