Patent ID: 8397948

Claim:
A dispensing device, comprising: a tank including a first end and a second end; a funnel positioned at said second end of said tank, wherein said funnel has a funnel opening defined therein; a main body, defining a dispensing mouth and including at least one lip, wherein said tank and funnel are supported on said main body, wherein said main body includes an inner cover mounted in said main body having a recess defined therein; a conveyance tube at least partially disposed in said main body defining at least a portion of a conveyance path from said funnel opening to said dispensing mouth, wherein said conveyance tube is supported in said recess; an auger rotatably positioned in said conveyance tube; a drive motor mechanically coupled to said auger; and an optical sensor mounted in said main body wherein said sensor is directly or indirectly electrically coupled to said drive motor.