BOARD WITH BOOKHOLDER
The present invention relates to a book holder having a board which provides convenience by enabling writing on the board. The present invention improves concentration to a class, and enables a user to usefully use the board. The book holder having the board comprises: a board (9) which has a rail (...
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Format: | Patent |
Sprache: | eng ; kor |
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Zusammenfassung: | The present invention relates to a book holder having a board which provides convenience by enabling writing on the board. The present invention improves concentration to a class, and enables a user to usefully use the board. The book holder having the board comprises: a board (9) which has a rail (7) on a bottom end; a moving part (8) attached to a bottom end of the board to be moved along the rail; a first linker (2) of which one end is connected to the moving part to be rotated around the moving part; a second linker (3) of which one end is connected to an other end of the first linker to be rotated around the other end of the first linker; and a holder (1) connected to the other end of the second linker to be rotated around the other end of the second linker.
본 발명은 칠판 독서대에 관한 것으로, 칠판에 판서를 함에 있어 편의를 제공한다. 본 발명은 수업의 집중력 향상의 효과가 있고, 칠판을 사용함에 유용하게 이용될 수 있다. |
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