DISPLAY DEVICE CAPABLE OF CONTROLLING THE HEIGHT AND ROTATION THEREOF, AND HELMET HAVING THE SAME

摘要

PURPOSE: A display device capable of adjusting the height and the rotational angle and a helmet device comprising thereof are provided to facilitate the position adjusting and fixing the display device by operating a button and to rotatably move the display device in an unusable position when the display device is not used. CONSTITUTION: A display device capable of adjusting the height and the rotational angle comprises a mounting unit(4) combined with a helmet and a display formed to output the images and includes an optical assembly(3) connected to the mounting unit. The mounting unit includes a bracket fixed detachably on the helmet and a control unit formed to be vertically and rotationally movable corresponding to the bracket. The bracket is composed of a slot part extended vertically and a groove part formed on both sides of the slot part and formed on a fixed position when the vertical movement of the slot part.