Extensible spouts for containers

Claim 1

IN A SPOUT AND CAP COMBINATION FOR A CONTAINER, A CAP HAVING A CIRCULAR BODY PORTION CONTAINING A CENTRAL APERTURE WITH AN ANNULAR FLANGE ABOUT SAID APERTURE AND AN ANNULAR FLANGE OUTWARDLY THEREOF ABOUT THE EDGE OF SAID BODY, BOTH FLANGES EXTENDING FROM THE SAME SIDE OF THE BODY, INTERNAL THREADS ON SAID FLANGES, AND A SPOUT OF ELONGATED TUBULAR SHAPE HAVING AN END PORTION OF REDUCED DIAMETER AND A PORTION THEREBELOW OF LARGER DIAMETER CONTAINING A THREAD WHICH MATES WITH THE THREAD OF THE FLANGE ABOUT THE APERTURE, WHEREBY THE UNTHREADED PROJECTING END OF THE SPOUT MAY BE INSERTED THROUGH SAID FLANGED APERTURE TO A DEGREE TO PERMIT THE THREADS ON THE SPOUT TO BE THREADED INTO THE THREADS THEREOF, SAID PROJECTING END OF SAID SPOUT BEING CLOSED BY A SEMISPHERICAL END HAVING AN APERTURE EXTENDING THERETHROUGH ON THE AXIS OF THE SPOUT AND HAVING AN ANNULAR NOTCH IS PROXIMITY OF THE JUNCTURE BETWEEN THE PROJECTING END AND THE SEMISPHERICAL PORTION FOR SUPPORTING A CLOSURE ELEMENT FOR THE SPHERICAL END.