| 摘要 |
A green industry for reducing energy is recently important. The supply of an LED lamp for the high efficiency of lamps such as a traffic light and a light is rapidly spread. A household lamp such as a fluorescent light, an incandescent light, and a halogen light is also replaced by the LED lamp. If one or two of LED lamps to be replaced play a role as an emergency lamp, the LED lamps can help deal with a blackout occurrence environment caused by natural disasters such as tsunamis, earthquakes, etc. The present invention provides a method capable of enabling the LED lamp to play a role as the emergency lamp. When the LED emergency lamp according to the present invention is put into an existing electronic socket, the LED emergency lamp is usually used as a general LED lamp which is operated according to the on/off operation of a switch and, during a blackout, as an emergency lamp which supplies the electric energy which is charged in a chargeable battery installed in the LED lamp to a part of LEDs. |
