US Patent 7748080 Hinge and closure device for refrigerator

A refrigerator comprises a body defining a refrigerated enclosure, a door movable between a closed position and an open position, a hinge comprising a first member coupled to the body and a second member coupled to the door and pivotably coupled to the first member, and a closure mechanism configured to provide a varying force to the door depending on the position of the door relative to the body. The closure mechanism includes a guide slidably mounted in a slot on the first member, a biasing mechanism coupled to the first member, and a closer arm coupled to the door and to the biasing mechanism through the guide.