CAP AND CLOSURE SYSTEM FOR CLOSING A LARGE POTABLE LIQUID BOTTLE

摘要

This document describes a closure system for a potable liquid bottle. The potable liquid bottle includes a neck having an upper edge defining a discharge opening and an annular recessed area below the upper edge. The closure system comprises a threadless cap having a lid for overlaying and sealingly engaging the upper edge, and a skirt depending from the lid. The closure system also comprises a protective sheath for application on the cap and on a portion of the neck of the bottle below the cap. The protective sheath is. shrinkable to create a recessed zone within the annular recessed area. In an embodiment, the sheath is heat shrinkable. In a further embodiment, the sheath may include a line of weakness to facilitate tear and removal of the sheath after the sheath has been heat shrunk.