Admixing storage container with means preventing inadvertent removal of closure means

Claim 1

IN AN ADMIXING STORAGE CONTAINER HAVING A SUBSTANTIALLY FILLED TOP LIQUID COMPARTMENT, A BOTTOM MATERIAL COMPARTMENT, A NECK DEFINING THE UPPER END OF SAID TOP COMPARTMENT, A PISTON PLUG IN SAID NECK, SAID TOP AND BOTTOM COMPARTMENTS BEING SEGREGATED BY A GATE PLUG EXPELLABLE BY HYDRAULIC PRESSURE INTO SAID BOTTOM COMPARTMENT THROUGH FORWARD MOVEMENT OF SAID PISTON PLUG IN SAID NECK, THE IMPROVEMENT WHICH COMPRISES: (A) SCREW THREADS ON THE UPPER PORTION OF SAID NECK TERMINATING INTERMEDIATE ITS LENGTH; (B) MEANS ON SAID NECK BELOW SAID SCREW THREADS DEFINING A DOWNWARDLY FACING FIRST STOP SHOULDER; (C) A CAP POSITIONED ON AND TELESCOPICALLY MOVABLE OVER SAID NECK, SAID CAP HAVING MEANS FOR ACCESS TO SAID PISTON PLUG BY A HYPODERMIC NEEDLE; (D) INTERNAL SCREW THREADS ON SAID CAP ENGAGABLE WITH SAID SCREW THREADS ON SAID NECK; (E) MEANS ON SAID CAP BELOW SAID CAP SCREW THREADS DEFINING AN UPWARDLY FACING SECOND STOP SHOULDER, WHEREBY IN THE INITIAL OUTWARD POSITION OF SAID CAP, SAID FIRST AND SECOND STOP SHOULDERS ARE ALIGNED IN OPPOSED RELATION FOR SUBSTANTIAL ABUTMENT TO RESIST FURTHER REMOVAL OF SAID CAP, AND WHEREBY A FORWARD THRUST ON SAID CAP CAUSES THE INTERNAL THREADS OF SAID CAP TO ENGAGE SAID THREADS ON SAID NECK TO PERMIT THREADED ADVANCEMENT OF SAID CAP AND SAID PISTON PLUG, THEREBY EXERTING PRESSURE ON LIQUID IN SAID TOP COMPARTMENT TO CAUSE EXPULSION OF SAID GATE PLUG INTO SAID BOTTOM COMPARTMENT TO GIVE ADMIXTURE OF THE INITIALLY SEGREGATED INGREDIENTS.