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 9568152 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 14, 2017

Filed:

Feb. 18, 2014
Applicant:

Luxul Technology Incorporation, New Taipei, TW;

Inventors:

Cheng-Hung Pan, New Taipei, TW;

Yung-Ta Hung, New Taipei, TW;

Cheng-Hsien Chen, New Taipei, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/20 (2006.01); F21K 99/00 (2016.01); F21V 19/00 (2006.01); F21V 29/507 (2015.01);
U.S. Cl.
CPC ...
F21K 9/175 (2013.01); F21K 9/27 (2016.08); F21V 19/0045 (2013.01); F21V 29/507 (2015.01);
Abstract

An LED tube has a tube body, an LED light board and two caps. The tube body has a translucent tube shell and a heat dissipating seat. The translucent tube shell has two openings and a gap. The heat dissipating seat is mounted in the gap. The LED board faces toward the translucent tube shell and has a convex luminous surface obliquely facing toward the translucent tube shell to increase an illumination range of the LED light board, thus, an illumination angle of the LED tube in accordance with the present invention is also increased. Therefore, the LED tube glows evenly and eliminates grain effects of the LED tube.


Find Patent Forward Citations

Pan, Cheng-Hung. (2017). Led tube having increased illumination angle (U.S. Patent No. 9568152). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9568152

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