CPC H05K 5/0021 (2013.01) [H05K 5/0017 (2013.01); H05K 5/0221 (2013.01)] | 19 Claims |
1. A display device, comprising:
a device housing;
a knob, rotatably connected to the device housing, wherein the knob comprises a latch and a plurality of teeth, the knob is adapted to be rotated between a first knob location and a second knob location around an axis, and when the knob is in the first knob location, the latch protrudes from the device housing, and when the knob is in the second knob location, the latch is located in the device housing;
a restriction unit, disposed in the device housing, wherein the restriction unit is adapted to be connected to one of the plurality of teeth to restrict the knob; and
a screen panel, detachably connected to the device housing, wherein the axis is perpendicular to the screen panel,
wherein the restriction unit comprises a restriction block and a spring, one end of the spring abuts the device housing, the other end of the spring abuts the restriction block, the restriction block is adapted to be moved between a first block position and a second block position along a straight line parallel to the screen panel.
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