Abstract: The present disclosure relates to a charging device for a personal mobility vehicle, and in particular, a charging device for a personal mobility vehicle comprising a first charging unit creating a magnetic field for wireless charging, a second charging unit converting a magnetic field, delivered through the first charging unit, into a power source and charging a battery provided in a personal mobility vehicle, a stand storing a personal mobility vehicle in an upright position, and a variable support unit moving the first charging unit, based on a position of the second charging unit.

Abstract: A smart wall comprises: a frame structure including a mounting cell; an electronic product disposed in the mounting cell; and an art wall covering the front of the frame structure, wherein the frame structure comprises: a first steel section; a second steel section which includes a second fastening part formed at the end thereof and is disposed in a direction perpendicular to the first steel section; a first fastening part which includes multiple first fastening holes arranged in the width direction of the first steel section; the second fastening part which is located at the end of the second steel section and includes multiple second fastening holes corresponding to the multiple first fastening holes; and fastening screws passing through the first fastening part and the second fastening part, and the first fastening part comprises multiple first fastening parts disposed at predetermined intervals in the extension direction of the first steel section.

Abstract: A smart wall comprises: a frame structure comprising a mounting cell; a display device installed in the mounting cell; a driving roller provided above the mounting cell; a screen which is wound around the driving roller and comprises a first lower side portion located at the front side of the display device and a second lower side portion located at the rear side of the display device; and a motor for moving the screen wound around the driving roller, to thereby enable the screen, which covers the front surface of the display device, to receive the force of the motor without slipping, to thus be stably moved upward or downward.