US Patent 7370605 Animal feeding apparatus

Gravity flow animal feed dispensing apparatus includes feed supply tubes depending from a bottom wall of a feed storage hopper supported by a frame elevated above ground level. Feed dispensing tubes or a plate are connected to the feed supply tubes and flow control baffles and/or a flow control valve limit the dispensation of feed. A wildfowl embodiment of the apparatus includes an access control cage disposed about the feed dispensing member. The orientation of the feed supply tubes and dispensing tubes may be varied to provide access to feed by animals of various sizes and to provide for placement of the apparatus adjacent a confinement wall or fence.