Patent ID: 6073585
Filing Date: 2000-06-13
Classification: A01K

Abstract:
An aquarium fountain for circulating water borne particulate material in a cascading manner comprising:a housing having a receptacle for receiving said particulate matter to be circulated, said housing having an upper and lower chamber; said upper and lower chambers being separated by at least one partitioning wall; said upper chamber having a water discharge opening and an air escape opening; said air escape opening extending through a wall of said housing and positioned such as to allow for the formation of an air pocket within said upper chamber after immersion in water;a receptacle adjacent the base end of said housing for containing said particulate material;a conduit contained within said housing and extending between said receptacle and said upper chamber, said conduit having an inlet end in communication with said receptacle and an outlet end in communication with said upper chamber; andan intake nozzle communicating with said conduit for introducing a supply of air into said conduit.