| 摘要 |
PURPOSE: A drop lifter device is provided for driving both ends of a lift plate simultaneously by using a driving motor, thereby maintaining an exact stopping position of both ends of the lift plate. CONSTITUTION: Rotation shafts(3,5,7,9) are provided in upper and lower part of a lift plate(1). Sprockets are installed in each rotation shaft. The upper and lower rotation shafts are connected by chains. The lift plate is also connected to the chain. A power transferring member is composed of differential members(20,30) connected to each rotation shaft and an idle shaft(21) connected to the differential member. |
