Liquid purification or separation – Structural installation – Closed circulating system
Patent
1998-02-17
2000-08-22
Simmons, David A.
Liquid purification or separation
Structural installation
Closed circulating system
210238, 210266, 210315, 2103232, 210340, 2104162, 119259, 119260, A01K 6304
Patent
active
061067091
ABSTRACT:
A filtering device for aquariums, of the type to be hung on the outside of an aquarium, having a casing housing at least one filtering mass, an electric pump for drawing water from the aquarium through a dip tube, and a member for returning the filtered water to the aquarium. The base of the casing separates a first chamber housing an impeller of the electric pump from a chamber housing the filtering mass and is provided with at least one aperture providing communication between said two chambers.
REFERENCES:
patent: 3687291 (1972-08-01), Willinger
patent: 3855970 (1974-12-01), Harwood
patent: 4602996 (1986-07-01), Willinger
patent: 4684462 (1987-08-01), Augustyniak
patent: 4687575 (1987-08-01), Grose
patent: 4817561 (1989-04-01), Byrne et al.
patent: 4820410 (1989-04-01), Cavalcante
patent: 5017241 (1991-05-01), Ryan
patent: 5037551 (1991-08-01), Barkley et al.
patent: 5059315 (1991-10-01), Senape
patent: 5176824 (1993-01-01), Willinger et al.
patent: 5228986 (1993-07-01), Ellis et al.
patent: 5236582 (1993-08-01), Huang
patent: 5397463 (1995-03-01), Woltmann
patent: 5453182 (1995-09-01), Kikuta
patent: 5474673 (1995-12-01), Ludlow
patent: 5628905 (1997-05-01), Montalbano
patent: 5728293 (1998-03-01), Guoli et al.
Hydor S.R.L.
Prince Fred
Simmons David A.
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