Patent ID: 8695359

Claim:
A refrigerator comprising: a cabinet including a fresh food compartment and a freezer compartment adapted to be cooled by a refrigerant circulation system, said fresh food compartment having a liner with a drain for draining liquid from the liner; an icemaker system located in the fresh food compartment, said icemaker system including an ice forming cavity and a draining mechanism, said ice forming cavity being adapted to receive and hold a volume of water and said draining mechanism being adapted to transfer water out of the ice forming cavity; an ice storage bin for receiving and storing ice from said ice forming cavity, said ice storage bin being coupled to a drain line for draining excess water from said ice storage bin; and a water circulation and drainage system including: a water inlet line; a water tank configured to receive water from the water inlet line, said water tank also including an overflow device for draining water from the water tank if a water level within the water tank rises to an activation point of the overflow device, said water tank being in fluid communication with the ice forming cavity to receive water from the draining mechanism of the ice forming cavity; a pump configured to transfer water from the water tank to the ice forming cavity; and a drainage tank including a first water inlet operably connected to receive water from said overflow device of the water tank, a second water inlet operably connected to receive water from said ice storage bin, and a third inlet operably connected to the drain of the liner, said drainage tank also including an outlet port operably connected to drain water from the drainage tank.