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.:
Date of Patent:
Nov. 16, 2021
Filed:
Feb. 24, 2021
Primax Electronics Ltd., Taipei, TW;
Chin-Sung Pan, Taipei, TW;
Lei-Lung Tsai, Taipei, TW;
PRIMAX ELECTRONICS LTD., Taipei, TW;
Abstract
A luminous keyboard includes a keyboard module and a backlight module. The backlight module is located under the keyboard module. The backlight module includes a light source, a light guide plate and a reflecting plate. The light source includes a conductive substrate and plural light-emitting elements. The light guide plate includes a light input surface, a light exit surface, a bottom surface and a first slot. The light input surface is disposed within the first slot. The reflecting plate is disposed on the bottom surface of the light guide plate. The reflecting plate includes a second slot. The second slot is in communication with the first slot. The conductive substrate is penetrated through the second slot and the first slot. Consequently, the plural light-emitting elements are accommodated within the first slot and aligned with the light input surface.