External tank filter, in particular for an aquarium

A - Human Necessities – 01 – K

Patent

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Details

A01K 63/04 (2006.01) B01D 29/01 (2006.01) B01D 35/26 (2006.01) B01D 36/00 (2006.01)

Patent

CA 2407305

The invention concerns a filter comprising a vessel (2) sealingly closed with a lid, the vessel containing at least a basket (4) housing filtering components (5) and including an upper wall (9) supported sealed in the central part of the lid (3) and enabling communication with said central part which contains a pump (16) circulating water, the water being brought through the lid by a pipe (13) passing therethrough, descending into the vessel outside the basket, penetrating therein through its base, passing through the basket (4) from down upwards passing over the filtering components (5) and emerging from the basket at the top and into the central part thereof to be sucked up by the pump (16) and delivered into the pipe (18) passing through the lid towards the delivery conduit towards the tank, including means (25, 26, 27, 28, 29) automatically evacuating air on the side delivering water.

Ce filtre, du type comprenant une cuve (2) fermée de façon étanche par un couvercle, la cuve contenant au moins un panier (4) servant au logement de composants filtrants (5) et comportant une paroi supérieure (9) prenant appui avec étanchéité dans la partie centrale du couvercle (3) et permettant une communication avec cette partie centrale qui contient une pompe (16) de circulation de l'eau, l'eau étant amenée à travers le couvercle par une tubulure (13) traversant celui-ci, descendant dans la cuve à l'extérieur du panier, pénétrant dans celui-ci par son fond, traversant le panier (4) de bas en haut avec passage sur les composants filtrants (5), et sortant du panier en haut et dans la partie centrale de celui-ci pour être aspiré par la pompe (16) et refoulé dans une tubulure (18) traversant le couvercle vers le conduit de refoulement vers le bac, comprend des moyens (25, 26, 27, 28, 29) d'évacuation automatique de l'air du côté du refoulement de l'eau.

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