Title:
ILLUMINANT DEVICE
Document Type and Number:
WIPO Patent Application WO/2008/019618
Kind Code:
A1
Abstract:
A household illuminant device which can prolong the illuminant time includes an
energy-storing unit arranged in the lamp head. The energy-storing unit can store
the energy when the illuminant device is turned on, and it can use the energy stored
during the on-time to maintain lighting with a low brightness for a short time
after the main power is turned off.
Inventors:
KANG, Qingsheng (Room 3-1-107, Zuo An Pu YuanChongwen District, Beijing 1, 100061, CN)
Application Number:
CN2007/070433
Publication Date:
February 21, 2008
Filing Date:
August 08, 2007
Export Citation:
Assignee:
KANG, Qingsheng (Room 3-1-107, Zuo An Pu YuanChongwen District, Beijing 1, 100061, CN)
International Classes:
F21S2/00; F21V3/04; H02J9/02; F21S2/00; F21V3/00; H02J9/00
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (A-902, TOPBOX BuildingNo.69 Beichen West,Chaoyang Distric, Beijing 9, 100029, CN)
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