BLACKBOARD INCLUDING A MOVABLE SCREEN MEMBER WHICH ALLOWS STUDENTS OR CONFERENCE PARTICIPANTS NOT TO TURN THE NECK OR BODY

摘要

PURPOSE: A blackboard including a movable screen member is provided to move the movable screen member to the center of the blackboard in a class or meeting by installing a TV monitor on a screen.;CONSTITUTION: Rail parts(210,220) are installed in a longitudinal direction of a writing part. A monitor is installed on a screen part(300). A moving unit is installed on the screen part and moves the screen part along a longitudinal direction of the writing part. A driving part includes a moter, gear(510) and belt(520). According to the rotation of the motor, the driving part moves the screen part. A control unit controls the rotation speed and rotational direction of the motor.;COPYRIGHT KIPO 2011