Lampshade having an emergency lighting system

摘要

The present invention refers to a lamp shade having an emergency lighting system wherein a second, emergency lighting device is positioned inside the shade portion of the lampshade, with a rechargeable battery supplying power to said second, emergency lighting device. An electronic circuit comprising a monitoring circuit for detecting a power failure of an external power source, an automatic switch responsive to said monitoring circuit for automatically connecting said second, emergency lighting device to said rechargeable battery when a power failure is detected, and a battery recharger to maintain said rechargeable battery with a minimum level of charge connects said rechargeable battery to said external power source. <IMAGE>