US Patent 7832030 Toilet bowl self-cleaner

A motorized toilet bowl cleaning device includes a main body having a frame that attaches to a rim of a toilet bowl; a container coupled to the main body capable of holding a cleaning solution; a dispenser coupled to the container to spray the cleaning solution; an electric motor coupled to the main body; at least one brushing arm attached to the main body, a power source for powering the electric motor; and at least one moving wheel driven by a motor such that when the main body is attached to the rim, the wheel is in engaging contact with a surface of the rim. The dispenser is positioned and angled in a manner to spray the cleaning solution onto an inside wall of the toilet bowl.