| 摘要 |
PURPOSE: A filter for an aquarium is provided to enhance filtering efficiency and to reduce costs and noise. CONSTITUTION: A filter for an aquarium includes an outer container (100), a water inlet (110), a circulation unit (150), a cover unit (170), and a ring unit (190). The outer container is open on the top, is formed with partitions, and is divided into compartments. A communication unit is installed in each partition. The water inlet is installed on one side wall of the outer container or the cover unit. The circulation unit is installed in the compartment of the outer container. The cover unit is combined with the opened surface of the outer container. The ring unit includes a coupling plate, a coupling neck, a coupling column, and a coupling ring. |
