Article e.g. plate, lifting device for use at ceiling, has hinges to serially couple base frame, two short and long guiding arms, and two lifting arms, and two brackets to lift drawer clamped to device in various angles

摘要

The device has four wheels (1) mounted at a bottom of a base frame (2), and four gear wheels (8). Hinges serially connect the base frame, two short and long guiding arms (5, 7), and two lifting arms (10). Two gear wheels (8) are connected to respective axles to which a motor driven mechanism is connected. Two clamps clamp a drawer to the device and two brackets (14) lift the drawer in different angles.