| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic blackboard apparatus which is small in size, light in weight and thin in thickness, easily manufactured and reduced in manufacturing cost.SOLUTION: An electronic blackboard apparatus comprises: a board which is obtained by layering metal plates on both sides of a base plate formed of foamed material; a frame structure in which the board is housed; a pair of rollers which are provided on right and left sidewalls of the frame structure; a writing sheet which is arranged to extend over the pair of rollers; and a reading device which is provided on either of the right and left sidewalls of the frame structure, and reads writing on the writing sheet. |
