Patent ID: 9547850
Date: 2017-01-17
CPC Classifications: F16M,G06F,G07G

Claim:
1. A point-of-sale (POS) system with a display viewing angle adjustment device, comprising: a screen having a rear cover; a fixing plate securely mounted on the rear cover of the screen and having a first position hole and two slide slots formed through the fixing plate; a support plate mounted between the rear cover of the screen and the fixing plate, and having a second position hole and two side legs respectively formed on and protruding rearwards from a left edge and a right edge of the support plate and slidably mounted through the respective slide slots of the fixing plate to be movable within the respective slide slots in a downward or upward direction; and a base having a support arm pivotally connected with the side legs of the support plate; and an adjustment switch is pivotally mounted on a pivot seat, and having a protrusion on one end and a pressing portion on opposite end; when the pressing portion is pressed, the protrusion is released from the first position hole and the support plate is movable to align with the second hole or a lower edge to the first position hole; and when the pressing portion is released, the pressing portion is biased by an elastic force and the protrusion is inserted into the first position hole and configured to engage the second position hole in a lower position and the lower edge in a higher position.