Patent ID: 7861393
Filing Date: 2011-01-04
Classification: B65D,Y10T

Abstract:
1. A method of making a dispensing closure that includes the steps of: (a) providing a base having a lid integrally joined to said base by a hinge, said base having a deck with a central portion, a dispensing opening, a dispensing opening wall surrounding said dispensing opening, an annular wall underlying said deck around said dispensing opening, and an annular channel on an undersurface of said deck between said dispensing opening wall and said annular wall internally adjacent to said annular wall, (b) providing a dispensing valve having an annular ledge, a central portion extending from an inner periphery of said ledge, and an annular bead axially extending from an outer periphery of said ledge, (c) mounting said valve to said base with said central portion of said valve being received in said dispensing opening, said ledge overlying an end of said dispensing opening wall, and said bead received in said channel between and in contact with said dispensing opening wall and said annular wall, and (d) capturing said valve on said base by a retaining ring that is received within said annular wall.