Patent ID: 7802827

Claim:
A closing ring for a container and lid combination for securing the lid to an open end of said container, said closing ring comprising: a ring body having a first free end and a second free end, wherein said first and second free ends are drawn toward each other as part of manipulating said closing ring to secure said lid to said container; a lever pivotally connected at a first end to said first end of said ring body at a first pivot axis, said lever being constructed and arranged for opening and closing said ring body by pivoting about said first pivot axis; a link pivotally connected at a first end to said second end of said ring body and pivotally connected at a second end to said lever; a movable projection assembled to said first end of said ring body, said movable projection being constructed and arranged for engaging said lever during an opening attempt, said engaging preventing opening of said ring body until said movable projection is moved out of its engaging position relative to said lever; a first abutment fixed in position with respect to said lever; and biasing means, wherein said movable projection includes a second abutment and wherein said biasing means is positioned between said first and second abutments and said second abutment being movable relative to said first abutment.