Rapid seal closure for containers

Claim 1

A CLOSURE MEMBER FOR CONTAINERS HAVING AN OUTWARDLY AND DOWNWARDLY EXTENDING FLANGE, IN COMBINATION WITH A CLOSURE LID FOR THE CONTAINER HAVING A PLURALITY OF RECTANGULAR SHAPED APERTURES THEREIN SPACED ABOUT THE PERIPHERY OF THE LID, WITH RESILIENT SEALING MEANS DISPOSED BETWEEN THE LID AND THE CONTAINER, THE CLOSURE MEMBER COMPRISING A SQUARE SHAPED SHAFT ADAPTED FOR LOOSE ENGAGEMENT THROUGH THE APERTURE IN THE DIRECTION OF THE LONG SIDE OF THE RECTANGULAR APERTURES, THE SHAFT HAVING A NOTCH ON ONE SIDE ADAPTED TO ENGAGE THE FLANGE OF THE CONTAINER, THE NOTCH EXTENDING UPWARDLY BEYOND THE FLANGE THEREBY PERMITTING THE SHAFT TO SLIDE PAST THE FLANGE AT AN ANGLE TO THE CLOSURE LID, A BIFURCATED CAM LEVER ROTATABLY MOUNTED ABOUT THE SHAFT ABOVE THE LID HAVING A CAM SURFACE AND A FLAT SURFACE ADJACENT THE POINT OF MAXIMUM RADIUS OF THE CAM SURFACE, WHEREBY ROTATION OF THE CAM LEVER TOWARD MAXIMUM RADIUS PULLS THE NOTCH UP INTO ENGAGEMENT WITH THE FLANGE OF THE CONTAINER AND FORCES THE LID DOWN AGAINST THE RESILIENT SEALING MEANS, THE FLAT SURFACE SUBSEQUENTLY LOCKING THE LID WITH RESPECT TO THE CONTAINER.