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.

Patent No.:

US 7494248 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 24, 2009

Filed:

Jul. 05, 2006
Applicant:

Jia-hao LI, Kao Hsiung Hsien, TW;

Inventor:

Jia-Hao Li, Kao Hsiung Hsien, TW;

Assignee:

Jaffe Limited, Tortola, BV;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A heat-dissipating structure for a LED lamp includes a heat-dissipating base, a heat-dissipating body and a plurality of heat pipes. The heat-dissipating body has an outer cylinder formed into a hollow cylinder. The inside surface of the outer cylinder is provided with a plurality of accommodating grooves. The condensed ends of the plurality of heat pipes are inserted into the accommodating grooves. The end to be heated of the heat pipe is adhered to the heat-dissipating base. Further, the inside surface and the outside surface of the outer cylinder are formed with a plurality of heat-dissipating fins made by aluminum extrusion, so that the heat pipes are encircled by the heat-dissipating fins. In this way, the heat can be conducted by the plurality of heat pipes so as to increase the total contacting area. Thus, the heat can be rapidly conducted to the outer cylinder. Further, the heat can be rapidly dissipated to the outside by the heat-dissipating fins, thereby to substantially increase the efficiency in the heat dissipation.


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