Hinged closure for a dual chamber dispensing package

Abstract

A dual chamber closure and dual closure chamber package including dual chambers which have outlets and a common wall between the outlets. The closure comprises a first portion that is snapped into position on the outlets and a second portion hinged to the first portion and providing a cover closing the outlets. Each outlet has a top surface with an annular groove. The second portion of the closure includes complementary annular beads which engage the grooves and provide a seal. The second portion of the closure preferably includes an inner skirt that surrounds and engages an axial wall on the first portion. The second portion further includes an outer skirt that engages a shoulder on the first portion of the closure. Each outlet further includes an annular wall having an annular bead on the external surface thereof which is engaged by snap action with an internal annular bead on the annular wall of the first portion of the closure. In one form, the dual chamber package comprises a container formed by two substantially identical plastic tubes with D-shaped outlets. In another form, the container has rectangular outlets and may include two separate containers. In another form, the container is a single plastic container with two chambers and two outlets from the chambers.