| 摘要 |
<P>PROBLEM TO BE SOLVED: To enable to confirm easily abnormality of a battery or an emergency light from a location other than just below the emergency light installed on the ceiling in the emergency light arranged on the ceiling. <P>SOLUTION: The LED battery built-in emergency light, as an emergency light, puts on illumination LEDs 112a-112c by the battery charged at the time of supply of commercial power supply, when the commercial power supply is cut off. On the other hand, when the commercial power supply is supplied, the LED battery built-in emergency light displays whether or not the battery is in normal condition or whether or not the illumination LEDs 112a-112c are normal by a lighting mode (light-on, flashing, light-out, etc.) of an inspection LED 111a. In this LED battery built-in emergency light, the inspection LED 111a and the illumination LEDs 112a-112c are installed on the same installation face side 115 of a substrate 114, and by being covered by an LED lens 113, are made into a package by the substrate 114 and the LED lens 113. <P>COPYRIGHT: (C)2007,JPO&INPIT |
