| 摘要 |
Combined ventilation appliance for a living room comprising a pipe (1) having an opening (2) in the living room (3) and an opening (4) located on the outside (5), the air passing from the inside to the outside of the living room (3), via the device, characterised in that the pipe (1) comprises a main outlet section (7) adapted to natural ventilation, an inlet section (8) having an enlarged cross-section, a truncated cone section (9) for the connection of the section (8) to the section (7), a partition (10) housed in the section (8), an intake fan (11) housed in the space (12) defined by the partition (10), the partition (10) defining with the section (8) an internal annular space (13) connecting with the space (12). <IMAGE>
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