| 摘要 |
An embodiment of the invention discloses a screening device (100) for refrigerator cabinets comprising a winding roller (105) able to rotate on itself about a central axis (X) thereof, a flexible screen (240) having a free and an opposite end fixed to the winding roller (105), two transmission belts (120, 125), each of which is wound about at least a first pulley (130, 155) and a second pulley (135, 160) in such a way as to develop in a closed pathway which comprises a straight operating portion (140, 165) which is parallel to an operating portion of the other transmission belt, a draw bar (200) fixed to the free end of the flexible screen (240) and having ends thereof fixed to the two transmission belts (120, 125) at respective operating portions (140, 165), and activating means (245) for simultaneously rotating the pulleys of both the transmission belts (120, 125). |
