Patent application number | Description | Published |
20090045111 | Filter with self-positioning cartridge arrangement - An aquarium filter arrangement including a filter housing and a filter cartridge having self-spacing structure. The self-spacing structure being designed to automatically space the filter cartridge in an operable filtering position. The operable filtering position being a position at which the filter cartridge is seated against a single rib formed in the housing. | 02-19-2009 |
20090045112 | Aquarium filter housing with rounded bottom - An aquarium filter having a filter housing with a rounded bottom. The filter housing including a housing input that directs water into an interior chamber such that the water sweeps across the rounded bottom to reduce or eliminate dead spots and reduce particulate settlement. | 02-19-2009 |
20090045113 | Filter cartridge construction with carbon profile - A filter cartridge including a filtering body having first and second porous filter walls. The second porous filter wall having a density that is different than the first porous filter wall. The density of the second porous filter wall being defined by interstitial spaces. The filter cartridge further including discrete chemically filtering particles that are captured within the interstitial spaces of the second porous filter wall when the filtering body is in a vertical filtering orientation. | 02-19-2009 |
20090045114 | Filter cartridge assembly with water collection - A filter cartridge assembly including a carrier and a filter element. The carrier including a water collection cup that collects water from the filter element when the filter cartridge assembly is held in an inverted orientation. | 02-19-2009 |
20100101987 | Filter with self-positioning cartridge arrangement - An aquarium filter arrangement including a filter housing and a filter cartridge having self-spacing structure. The self-spacing structure being designed to automatically space the filter cartridge in an operable filtering position. The operable filtering position being a position at which the filter cartridge is seated against a single rib formed in the housing. | 04-29-2010 |