The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 06, 2015

Filed:

Mar. 02, 2012
Applicants:

Chao-wei LI, Hsinchu, TW;

Hung-lieh HU, Hsinchu, TW;

Chun-chuan Lin, Hsinchu, TW;

Chen-peng Hsu, Kaohsiung, TW;

Hsin-hsiang Lo, Hsinchu County, TW;

Ji-feng Chen, Taipei, TW;

Inventors:

Chao-Wei Li, Hsinchu, TW;

Hung-Lieh Hu, Hsinchu, TW;

Chun-Chuan Lin, Hsinchu, TW;

Chen-Peng Hsu, Kaohsiung, TW;

Hsin-Hsiang Lo, Hsinchu County, TW;

Ji-Feng Chen, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 4/00 (2006.01); F21V 29/00 (2006.01); F21K 99/00 (2010.01); F21Y 101/02 (2006.01); F21Y 111/00 (2006.01);
U.S. Cl.
CPC ...
F21V 29/2231 (2013.01); F21V 29/2237 (2013.01); F21V 29/2293 (2013.01); F21K 9/135 (2013.01); F21V 29/262 (2013.01); F21Y 2101/02 (2013.01); F21Y 2111/005 (2013.01);
Abstract

An illumination device including a base, a heat dissipation member, at least one flexible printed circuit board (FPC), and a plurality of light-emitting elements is provided. The heat dissipation member disposed on the base has a central axis, a plurality of holding curvy surfaces and a plurality of heat dissipation channels extending along the central axis, wherein the holding curvy surfaces and the heat dissipation channels are staggered and arranged about the central axis, and each of the holding curvy surfaces radially extends along the central axis. The flexible printed circuit board is disposed on the holding curvy surfaces. The light-emitting elements are disposed on the flexible printed circuit board. An assembling method of the illumination device is also provided.


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