Screw-type sealing caps

Claim 1

THE COMBINATION OF A BOTTLE AND A SEALING CAP, (A) SAID BOTTLE HAVING A GENERALLY CYLINDRICAL NECK, (B) THE UPPER END OF SAID NECK HAVING SCREW THREADS, (C) SAID NECK HAVING AN ANNULAR BEAD BELOW SAID THREADS, (D) THE UNDERSIDE OF SAID BEAD PROVIDING A SHOULDER, (E) SAID SEALING CAP COMPRISING A CAP SECTION, (F) SAID CAP SECTION INCLUDING A COVER WITH A DEPENDING SKIRT, (G) A THIN INNER FRUSTO-CONICAL SLEEVE HANGING FROM SAID COVER AND FORMING WITH SAID SKIRT AN ANNULAR POCKET TO RECEIVE THE BOTTLE NECK, (H) SAID SLEEVE FLARING DOWNWARDLY AND OUTWARDLY, (I) SAID SKIRT HAVING SCREW THREAD MEANS ON ITS INNER SURFACE, (J) SAID SLEEVE AND CAP SKIRT FORMING AN ANNULAR LEAD TO GUIDE THE UPPER BOTTLE END INTO SAID POCKET, (K) SAID SKIRT BEING ELASTICALLY YIELDABLE TO ENABLE SAID SCREW THREAD MEANS TO SPRING OVER SAID NECK SCREW THREADS WHEN SAID CAP IS AXIALLY TELESCOPED OVER SAID NECK, (L) AN ANNULAR SKIRT EXTENSION DEPENDING FROM SAID CAP SKIRT, (M) SAID SKIRT EXTENSION FITTING THE CONTOUR OF SAID BOTTLE BEAD AND ENGAGING SAID SHOULDER, (N) SAID SKIRT EXTENSION INCLUDING A THIN TEAR STRIP SECURED TO SAID CAP SKIRT AND AN ANNULAR GRIPPING RING, (O) SAID TEAR STRIP HAVING AN UPPER EDGE DEFINED BY A WEAKENING LINE AT ITS JUNCTION WITH SAID CAP SKIRT, (P) SAID TEAR STRIP HAVING ONE END DEFINED BY A WEAKENING AREA, (Q) A GRIP TAB CONNECTED TO THE END OF SAID TEAR STRIP ADJACENT SAID WEAKENING AREA, (R) THE LOWER END OF SAID SKIRT EXTENSION BEING ELASTICALLY YIELDABLE TO SPRING AROUND SAID BOTTLE BEAD AND BEAR AGAINST SAID SHOULDER TO DRAW THE CURVED TEAR STRIP AROUND SAID BEAD AND SAID SLEEVE COMPLETELY INTO THE BOTTLE NECK, (S) SAID GRIPPING RING HAVING AN ANNULAR LEAD TO GUIDE THE BOTTLE NECK INTO THE CAP, (T) SAID THIN SLEEVE CLOSELY FITTING THE INSIDE SURFACE OF SAID BOTTLE NECK OVER SUBSTANTIALLY THE ENTIRE AREA OF THE SLEEVE, (U) SAID SCREW THREAD MEANS BEING SUFFICIENTLY RIGID TO COOPERATE WITH THE NECK THREADS IN NORMAL SCREW THREAD FASHION AFTER SAID TEAR STRIP IS REMOVED.