Automatic feeding devices for domestic animals

Claim 1

An automatic feeding device for domestic animals comprising: a canister containing powder for preparing liquefied food; a feeder connected to said canister; a water tank containing warm water for preparing said liquefied food while keeping said warm water at a certain temperature; a water valve connected to said water tank for a controlled discharge of water therefrom; a mixer connected to said feeder and said water valve to receive and mix said powder and said warm water therein to give said liquefied food; a pipe connecting said mixer to said water valve, said pipe being of a length whereby warm water remaining therein, after stoppage of said water valve, is sufficient to rinse said mixer for a certain period; a mixing bowl for receiving warm water or liquefied food flowing from said mixer; a hose extending from said mixing bowl for supplying warm water or liquefied food from said mixing bowl to feeding plates in animal cages; a 24-hour program timer for optionally setting feeding time; and an electrical control circuit including means opening said water valve while retaining said feeder inactive to supply only warm water to said mixer for a predetermined time, thereafter also activating said feeder and mixing powdered food with said warm water to produce liquefied food, and stopping said feeder and said water valve at a certain interval upon receipt of a signal from said program timer, said electrical control circuit being set to substantially simultaneously stop said water valve and said feeder after said liquefied food is produced.