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:
Nov. 26, 2019

Filed:

May. 29, 2018
Applicant:

Qisda Corporation, Taoyuan, TW;

Inventors:

Rou-Ching Yang, Taipei, TW;

Jiung-Cheng Pan, Taipei, TW;

Assignee:

Qisda Corporation, Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 33/00 (2006.01); F21V 21/088 (2006.01); F21V 21/22 (2006.01); F21V 21/26 (2006.01);
U.S. Cl.
CPC ...
F21V 33/0052 (2013.01); F21V 21/088 (2013.01); F21V 21/22 (2013.01); F21V 21/26 (2013.01);
Abstract

An illumination device connected to a display screen having a front display surface and a rear installation surface parallel to each other includes a light source, a mounting plate, and a support mechanism. The light source emits light to form an illumination area defined by a first illumination boundary close to the front display surface and a second illumination boundary away from the front display surface. The mounting plate is detachably attached to the rear installation surface. The support mechanism is connected to the light source and the mounting plate respectively, for keeping the first illumination boundary parallel to the front display surface or inclined outwardly at a first inclined angle relative to the front display surface.


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