Toilet tank cleaning solution dispenser

A cleaning agent dispensing system for a toilet, comprising:

• a cleaning agent mixing chamber configured to mix water with a cleaning agent tablet;
• a tablet cradle configured to hold a cleaning agent tablet within said cleaning agent mixing chamber;
• and
• an inlet/outlet member, operatively connected to said cleaning agent mixing chamber, configured to receive water from a fill valve located within a water tank of the toilet and to output cleaning agent solution to an overflow tube located within a water tank of the toilet;
• said cleaning agent mixing chamber including
• a mixing chamber inlet port, located at a top portion of said cleaning agent mixing chamber, configured to enable water from the fill valve to enter said cleaning agent mixing chamber, and
• a mixing chamber outlet port, located at a bottom portion of said cleaning agent mixing chamber, configured to enable cleaning agent solution to be outputted to the overflow tube;
• said inlet/outlet member including
• a water inlet port, located at a top portion of said inlet/outlet member, configured to receive water from the fill valve,
• a water outlet port, located at a top portion of said inlet/outlet member, configured to interface with said mixing chamber inlet port and to deliver water to said cleaning agent mixing chamber,
• a trap, located between said water inlet port and said water outlet port, to trap water from the fill valve such water remains in said trap after a flushing operation of the toilet,
• a cleaning agent solution inlet port, located at a bottom portion of said inlet/outlet member, configured to interface with said mixing chamber outlet port and to receive cleaning agent solution from said cleaning agent mixing chamber, and
• a cleaning agent solution outlet port, located at a bottom portion of said inlet/outlet member, configured to enable cleaning agent solution to be outputted to the overflow tube;
• said water outlet port and said mixing chamber inlet port being configured in correspondence with said cleaning agent mixing chamber to prevent cleaning agent solution from entering said trap;
• said tablet cradle including multiple apertures configured to allow water to flow therethrough and a three-dimensional opening configured to enable a substantially unobstructed view of a cleaning agent tablet within said cleaning agent mixing chamber;
• said three-dimensional opening being larger than an aperture;
• said three-dimensional opening being configured to receive a cleaning agent tablet within said tablet cradle;
• said multiple apertures being configured not to receive a cleaning agent tablet within said tablet cradle.