| 摘要 |
PURPOSE:To provide the diaphragm for speaker enhancing excellent performance by solving problems such as lots of distortion and deteriorated heat resistance and weather-proof with respect to the diaphragm for speaker used for various acoustic equipments. CONSTITUTION:A natural silk fiber cloth is used for a base material of the diaphragm 1 for speaker, the cloth on the surface of which a thermal cross- linked resin is coated is used, then distortion is reduced and heat resistance and weather-proof performance is improved because of an increased internal loss of the base. |
