| 摘要 |
PROBLEM TO BE SOLVED: To provide a diaphragm which is excellent in sound reproducibility and can be used outdoors over a long period of time, and to provide a structural member with a speaker function using the diaphragm.SOLUTION: According to an embodiment, a diaphragm 2 is provided including a heat-resistant fiber woven fabric 4 and a fluororesin 5 formed on both surfaces of the heat-resistant fiber woven fabric 4. The content of the fluororesin in the diaphragm 2 is 20 wt.% or more. |
