| 摘要 |
PURPOSE: A marker board adopted display device is provided which enables writing to be done as occasion demands in case that it is necessary to explain contents displayed on the display device to an audience. CONSTITUTION: The display device comprises a main body(10) for displaying information; and a marker board(20) made of a transparent material removably installed on the front surface of the main body to perform writing on the marker board in such a way that written contents are overlapped with contents of information displayed on the main body or erase contents written on the marker board, wherein the marker board is formed of a transparent and flexible material, wherein the display device comprises a marker board roller(30) installed at one end part of the main body to roll up or roll down the flexible marker board, wherein the display device further comprises a marker board fixing means(40) for removably fixing the rolled down marker board to the main body, wherein the marker board roller is driven by a certain motor connected to the marker board roller so that the marker board roller rolls down or rolls up the marker board, and wherein the display device further comprises a marker board handle(50) installed at a lower part of the marker board.
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