| 摘要 |
An aquarium filter system (100) comprising a pump (104), a manually positionable valve assembly (108), and one or a plurality of interchangeable filter cartridges (114,124,134) which may be repositioned relative to their location from pump (104). The filter cartridges (114,124,134)are interchangeable and replaceable without the need to suspend water flow. In method form, a method of changing filter cartridges in an aquarium filter system (100)is disclosed which comprises providing a continuous flow of wate r from the aquarium to one or a plurality of removable filter cartridges (114,124,134) and isolating any or a plurality of the filter cartridges (114,124,134) from the flow of water and replacing any or plurality of filte r cartridges (114,124,134) with one or a plurality of unused filter cartridges . This is all accomplished under conditions such that the continuous flow of water is uninterrupted.
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