摘要 |
PURPOSE: A device for transferring a two-way OHP(Over Head Projector) is provided to transfer sheets to two directions by using a motor and a mechanical mechanism. CONSTITUTION: A body is formed by an aluminum alloy, and a control motor and a control board are attached on the body. Moreover, an acrylic plate(4) for transmitting light and a step motor for adjusting focus of a lens are arranged. A remote controller is arranged to control a two-way OHP from a remote location. The control board receives a command from the remote controller for controlling the step motor. Therefore, OHP films are supplied to the OHP. Herein, the OHP films are automatically supplied according to an input time value. Moreover, the step motor is arranged on the lens for adjusting the focus of the lens from the remote location. |
申请人 |
HA, JANG HO;KIM, SUNG JAE;LEE, TAE HEE;SON, HONG JEOUNG |
发明人 |
HA, JANG HO;KIM, SUNG JAE;LEE, TAE HEE;SON, HONG JEOUNG |