| 摘要 |
A filtration appliance (5) for a fluid, comprising a filtration device (20) containing a plurality of mobile filter elements (26), drive means (27) of the plurality of filter elements. The appliance also contains an additional protection device comprising a lower portion comprising a suction unit (40) capable of occupying a suction position opposite a filter element and a retracted position distanced therefrom, the suction unit being made to pass from the suction position to a retracted position under the action of the insertion of large-volume bodies between said at least one filter element and said at least one suction unit when in its suction position, and an upper part (50) situated above the suction unit, comprising a barrier placed opposite filter elements at a level higher than that of the suction unit. |
