Container closure comprising a stationary apertured cap and a rotary apertured cap

Claim 1

A DISPENSING CLOSURE ASSEMBLY FOR A CONTAINER COMPRISING AN INNER CAP MEMBER HAVING A FIRST BODY PORTION ENGAGEABLE WITH THE OPEN END OF A CONTAINER, A FIRST END WALL INTEGRAL WITH SAID FIRST BODY PORTION AT AN AXIAL END OF SAID FIRST BODY PORTION, SAID FIRST END WALL INCLUDING DISPENSING OPENINGS THEREIN, AN OUTER CAP MEMBER ADAPTED TO RECEIVE SAID INNER CAP MEMBER AND HAVING A SECOND BODY PORTION INTEGRAL WITH A SECOND END WALL AT AN AXIAL END OF SAID SECOND BODY PORTION, SAID SECOND END WALL HAVING DISPENSING OPENINGS THEREIN MOVABLE INTO REGISTRY WITH SAID DISPENSING OPENINGS OF SAID FIRST END WALL BY MOVEMENT OF SAID OUTER CAP MEMBERS HAVING SAID INNER CAP MEMBER, ONE OF SAID CAP MEMBERS HAVING A PERIPHERAL BEAD INTEGRAL WITH ITS RESPECTIVE BODY PORTION ADJACENT THE END WALL THEREOF, THE OTHER OF SAID CAP MEMBERS HAVING GROOVE MEANS ON THE BODY PORTION THEREOF ADJACENT THE END WALL THEREOF ADAPTED TO RECEIVE SAID PERIPHERAL BEAD OF SAID ONE CAP MEMBER, WHEREBY TO INTERLOCKINGLY ENGAGE SAID CAP MEMBERS WITH EACH OTHER, ONE OF SAID CAP MEMBERS BEING FORMED OF A FLEXIBLE MATERIAL HAVING A GOOD ELASTIC MEMORY, SAID OUTER AND INNER CAP MEMBERS BEING SO PROPORTIONED THAT SAID CAP MEMBER FORMED OF FLEXIBLE MATERIAL IS FLEXED BY THE PRESENCE OF THE OTHER CAP MEMBER IN INTERLOCKED ENGAGEMENT THEREWITH, WHEREBY SAID CAP MEMBER OF FLEXIBLE MATERIAL EXERTS A FORCE URGING SAID FIRST AND SECOND END WALLS IN SEALING RELATION TO EACH OTHER.