| 摘要 |
PURPOSE: A fluorescent lamp is provided to prevent a user to be damaged when replacing the fluorescent lamp by descending a main body from ceiling to bottom. CONSTITUTION: A switch part(3) directs the descent of the main body. The switch part is turned on and offs by electricity. A belt part(1) is installed to a fluorescent lamp and descends a main body when power supply is supplied to the switch part using an electric signal. An electricity part(2) operates the belt part using the electric signal. The belt part winds a belt and ascends the main body when the power supply of the switch part is turned off. |
