Patent Number: 7,819,575

Title: Twinkle light bulb apparatus

Abstract: A twinkle light bulb set with improved safety mechanism is provided. The twinkle light bulb set includes a plurality of twinkle light bulb apparatuses and steady burning light bulb apparatuses. Each twinkle light bulb apparatus includes a twinkle light bulb socket and a twinkle light socket holder, the twinkle light bulb socket being removably retained in and electrically coupled with the twinkle light bulb socket holder. Each steady burning light bulb apparatus includes a steady burning light bulb socket and a steady burning light socket holder, the steady burning light bulb socket being removably retained in and electrically coupled with the steady burning light bulb socket holder. The twinkle light bulb socket can be replaced by either a replacement twinkle light bulb socket or a replacement steady burning light bulb socket, and the steady burning light bulb socket can only be replaced by a replacement steady burning light bulb socket and cannot be replaced by a replacement twinkle light bulb socket.

Inventors: Li; Zhaoyuan (Kowloon Bay, HK)

Assignee: Cindex Holdings Limited

International Classification: F21V 21/00 (20060101)

Expiration Date: 2018-10-26 0:00:00