Patent ID: 9261904
Filing Date: 2016-02-16
CPC Classification: G06F,G07G

Claim Text:
1. A point of sale system comprising: a base having a top surface; a display device including a casing that is formed with a first receiving groove, and a screen that is coupled to said casing and that is movable relative to said base between an unfolded position, wherein said top surface of said base and said screen cooperatively define an angle therebetween, and a folded position, wherein said top surface of said base contacts said screen; a pivoting mechanism interconnecting pivotally said display device and said base; and a first electronic component connected to said casing and movable between an inactive position, wherein said first electronic component is retracted within said first receiving groove, and an active position, wherein said first electronic component protrudes out of said first receiving groove; wherein said casing of said display device includes a back board, a first lateral board that is connected to said back board, and a first carrier that interconnects said back board and said first lateral board, said first carrier defining said first receiving groove and including two pivoting plates that are opposite to each other along a vertical axis, said first electronic component being pivotally connected to the pivoting plates; wherein said first electronic component includes a pivot that is connected pivotally to one of said pivoting plates; wherein said display device further includes a first locking mechanism including wherein said first locking mechanism further includes a first spring that biases said engaging member toward the locked position; wherein said pivot is formed with two engaging recesses; wherein said engaging member includes an engaging protrusion engaging removably one of said engaging recesses when said first electronic component is at the inactive position and said engaging member is at the locked position, and engaging removably the other one of said engaging recesses when said first electronic component is at the active position and said engaging member is at the locked position; and wherein each of said pivoting plates is formed with a through hole; wherein said first electronic component further includes an outer case having an end that is formed with a pivoting column which engages pivotally said through hole in one of said pivoting plates, and an opposite end that is opposite to said end along the vertical axis and that is formed with a non-circular hole; and wherein said pivot has a pivoting portion that engages pivotally said through hole in the other one of said pivoting plates, an insert portion that is connected to an end of said pivoting portion and that is inserted fittingly and co-rotatably into said non-circular hole of said outer case, and an engaging portion that is connected to an opposite end of said pivoting portion and that is formed with said engaging recesses, said engaging portion having an outer diameter that is greater than the outer diameter of said pivoting portion and a diameter of said through hole in the other one of said pivoting plates.