| 摘要 |
PURPOSE: A ceiling buried fluorescent lamp with a built-in speaker is provided to protect a speaker from the heat generated in the fluorescent lamp by arranging the speaker inside a protective cover. CONSTITUTION: A protective cover(10) is fixed inside a fluorescent lamp case. A speaker is arranged inside the protective cover. A fixing cap(20) is arranged in the bottom of the protective cover and is connected to the flange of the speaker and the protective cover. A support cap(30) is arranged inside the fixing cap. A porous plate is arranged inside the support cap. The support cap supports the glass cover. A first protective element(40) is interposed between the fixing cap and the glass cover to protect the upper side of the glass cover. A second protective element(50) is interposed between the support cap and the glass cover to protect the bottom of the glass cover. The first and second protective units are made of the flexible material like synthetic resin and rubber. |
