SMALL-SIZED COMBINED FEED APPARATUS Russian patent published in 2006 - IPC A23N17/00 

FIELD: agricultural production and feed-mill industry, in particular, preparing of bulk combined feeds.

SUBSTANCE: small-sized combined feed apparatus has grinder with charging throat, hammer-type rotor, decks and immovable screen, said rotor, decks and screen being accommodated in grinding chamber. Hopper-mixer communicated with grinder has screw vertically mounted therein. Feeder for enrichment additives is positioned in screw base. Catching filter is mounted in upper part of hopper-mixer. Apparatus is further equipped with fan having spinneret mounted on grinder shaft. Grinder has discharge throat the interior part of which is furnished with two guides extending in logarithmic spiral. Effective section regulator positioned externally of immovable screen is made in the form of another screen positioned for horizontal displacement through the width of grinding chamber. Charging throat of grinder is offset relative to axis of rotation of hammer-type rotor toward side opposed to discharge throat of screen.

EFFECT: reduced consumption of power for preparing of feeds.

3 dwg