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 8143770 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 27, 2012

Filed:

Sep. 13, 2006
Applicants:

Cheng-wei Chan, Taipei, TW;

Ming-hung Chen, Taipei, TW;

Shih-yi Wen, Taipei, TW;

Chun-che Lee, Taipei, TW;

Inventors:

Cheng-Wei Chan, Taipei, TW;

Ming-Hung Chen, Taipei, TW;

Shih-Yi Wen, Taipei, TW;

Chun-Che Lee, Taipei, TW;

Assignee:

Helio Optoelectronics Corporation, Hsinchu County, TW;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 61/52 (2006.01); H01J 5/50 (2006.01);
U.S. Cl.
CPC ...
Abstract

An LED bulb structure having an insertion end includes a first electrically conducting pin, a second electrically conducting pin having a die pad at an end thereof, and an LED unit electrically connected to the first electrically conducting pin and the second electrically conducting pin through a first leading wire and a second leading wire, respectively, and a cap enclosing the above-mentioned components and leaving part of the first electrically conducting pin and the second electrically conducting pin exposed thereoutside. The first and second electrically conducting pins are adapted to form bayonet connections. An LED bulb structure having a heat dissipation element has the heat dissipation element attached to the pin portions of the electrically conducting pins. An LED bulb structure having a heat-and-electricity separated element further has a thermally conducting pin.


Find Patent Forward Citations

Loading…