Title:
LIGHT EMITTING DIODE BULB USING THERMAL CONDUCTOR
Document Type and Number:
WIPO Patent Application WO/2012/015143
Kind Code:
A1
Abstract:
Disclosed herein is an LED bulb using a thermal conductor. The LED bulb includes an LED module having a PCB on which at least one LED element is mounted. A housing has a plurality of heat dissipating protrusions which protrude from an outer circumferential surface thereof, and is made of a thermal conductor, with a thread being formed on a predetermined portion of the housing. A light transmitting cover has a thread by which the cover can be fastened to the thread which is formed on the predetermined portion of the housing, in a threaded manner. An inverter supplies a direct current to the LED module. A heat dissipating plate is provided between the LED module and the housing to dissipate heat generated by the LED element. A socket is fastened to the housing.
Inventors:
CHOI, Woo Sun (5 Unnam Jugong 5 Danji Apt, WondongOsan-si, Gyeonggi-do 447-721, 03-1101, KR)
PARK, Ho Seop (13-202, Shinsegae HometownJinan-don, Hwaseong-si Gyeonggi-do 445-390, KR)
PARK, Ho Seop (13-202, Shinsegae HometownJinan-don, Hwaseong-si Gyeonggi-do 445-390, KR)
Application Number:
KR2011/002559
Publication Date:
February 02, 2012
Filing Date:
April 12, 2011
Export Citation:
Assignee:
KUMHO ELECTRIC CO., LTD. (418 Mapo-dong, Mapo-gu, Seoul 121-050, KR)
CHOI, Woo Sun (5 Unnam Jugong 5 Danji Apt, WondongOsan-si, Gyeonggi-do 447-721, 03-1101, KR)
PARK, Ho Seop (13-202, Shinsegae HometownJinan-don, Hwaseong-si Gyeonggi-do 445-390, KR)
CHOI, Woo Sun (5 Unnam Jugong 5 Danji Apt, WondongOsan-si, Gyeonggi-do 447-721, 03-1101, KR)
PARK, Ho Seop (13-202, Shinsegae HometownJinan-don, Hwaseong-si Gyeonggi-do 445-390, KR)
International Classes:
F21V29/00; F21Y101/02
Attorney, Agent or Firm:
CHANG & HAN PATENT & LAW FIRM (14th FL. Seocho G-Well Tower, 1678-4 Seocho-dong, Seocho-gu, Seoul 137-070, KR)
Claims: