Patent ID: 6932245

Claim:
A dispensing canister comprising: a reservoir having an inlet and an outlet and defining a volume for retaining a pulverulent material therein; a dosing member operatively associated with the reservoir outlet for receiving and dispensing the pulverulent material; and an agitator wheel located in the reservoir and arranged to periodical rotate to assist in dislodging the pulverulent material in the reservoir so that the pulverulent material moves to the dosing member, the agitator wheel including agitating members for transversing a significant portion of the volume of the reservoir to contact and dislodge the pulverulent material therein, the agitating members comprise a plurality of elongated sweep members distributed along the periphery of the wheel and operatively associated with the agitator wheel so that the agitating members move across the longitudinal plan of rotation of the agitator wheel.