| 摘要 |
Pressure filter for aquariology for retaining impurities of the water intended for ponds, aquaria and the like, of the type comprising a glass-like container ( 12 ) closed by a cover ( 14 ), a liquid path ( 15 ) extended in the container between an inlet opening ( 16 ) and an outlet opening ( 17 ), a filtering body ( 18 ) placed along the path and having an exposed surface ( 19 ) whereon the impurities are retained, and at least a brushing element ( 31 ) mounted in the container in a guided way with to-and-from movement along the exposed surface ( 19 ) for removing the impurities, characterized in that the brushing element ( 31 ) is mobile against the exposed surface ( 19 ) for maintaining a pressing contact between the brushing element ( 31 ) and the exposed surface ( 19 ).
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