Patent ID: 8616716
Filing Date: 2013-12-31
Classification: G09F

Abstract:
1. A LED display screen, comprising: a case having a front opening; a LED display module received in said case via said front opening, comprising a supporting base, a LED display unit mounting in front of said supporting base, and a LED shade shading in front of said LED display unit; and a front assembling system, having at least a base channel which is through said supporting base and has a first diameter, at least a display unit channel which is through said LED display unit, communicates with said base channel coaxially and has a second diameter smaller than said first diameter, and at least a shade channel which is through said LED shade, communicates with said display unit channel coaxially, and has said second diameter for a fastening tool to pass through said shade channel and said display unit channel, and comprising a still member mounting behind said supporting base and having a mounting hole which communicates with said base channel coaxially and has a third diameter smaller than said first diameter, a supporting member mounting on said case, and a movable member comprising a body which has said third diameter and is inserted through said mounting hole to engage with said supporting member, and a head which has a fourth diameter larger than said third diameter and said second diameter, and smaller than said first diameter, and is hidden inside said base channel.