Pilfer proof cap for aerosol containers

Claim 1

A PILFER PROOF CAP FOR ENGAGEMENT WITH A MARGINAL BEAD DEFINING THE DISCHARGE END OF AN AEROSOL CONTAINER, FOR SEALING SAID CONTAINER END, SAID CAP COMPRISING A HOLLOW, CUP-SHAPED BODY PORTION OF SMALL DIAMETER THAN SAID BEAD, IN L-SHAPED THROAT PORTION EXTENDING FROM THE END OF THE CUP-SHAPED PORTION AND OF GREATER DIAMETER THAN AND TELESCOPING OVER SAID BEAD PORTION, SAID THROAT PORTION BEING PROVIDED WITH A PLURALITY OF APERTURES EXTENDING MARGINALLY INWARDLY OF THE THROAT PORTION, AND A PLURALITY OF PROTUBERANCES ON THE THROAT PORTION IN LINEE WITH SAID APERTURES AND LOCATED IMMEDIATELY THEREBELOW PROPORTIONED TO ENGAGE THE UNDERSIDE OF SAID MARGINAL BEAD OF THE AEROSOL CONTAINER WHILE THE L-SHAPED THROAT PORTION OF THE CAP ENGAGES THE TOP OF SAID BEAD, SAID APERTURES THUS WEAKENING THE POINT OF CONNECTION BETWEEN THE PROTUBERANCES AND THE THROAT PORTION OF THE CAP, SAID PROTUBERANCES HAVING A TAPERED INNER SURFACE EXTENDING DOWNWARDLY AND OUTWARDLY TO FACILITATE ENGEGAGEMENT WITH SAID MARGINAL BEAD SO THAT, ON ASSEMBLY OF THE CAP ONTO THE AEROSOL CONTAINER, SAID PROTUBERANCES WILL SNAP OVER AND ENGAGE THE MARGINAL UNDERSIDE OF THE AEROSOL CONTAINER BEAD AND ON FIRST REMOVAL OF THE CAP THEREFROM, THE PROTUBERANCES WILL BREAK OFF, SAID APERTURES PROVIDING IMMEDIATE INSPECTION FOR THE PRESENCE OF SAID PROTUBERANCES TO INDICATE LACK OF PREVIOUS USE.