Dispensing closure with slide

Claim 1

A DISPENSING CLOSURE FOR A CONTAINER CAPABLE OF HOLDING A LIQUID AND COMPRISING AN ELASTOMETRIC PLASTIC TOP WALL HAVING AN UPWARDLY EXTENDING PROJECTION DEFINING A PASSAGE EXTENDING THROUGH SAID EXTENTION AND TOP WALL, A STIRRUP HAVING TWO DIAMETRICALLY POSITIONED DOWNWARDLY EXTENDING NARROW ARMS CONNECTED AT ONE END TO THE TOP WALL ADJACENT TO THE INNER END OF SAID PASSAGE AND AT THE OTHER END TO A CROSS PIECE, EACH OF SAID NARROW ARMS DEFINING A SEGMENT OF AN ANNULUS, THE SUM TOTAL OF SAID SEGMENTS BEING LESS THAN 180%, A PLUG ON SAID CROSS PIECE AXIALLY ALIGNED WITH AND EXTENDING TOWARD SAID PASSAGE, AN ELASTOMERIC PLASTIC SLIDER SLIDABLY MOUNTED IN SAID PASSAGE IN FLUID-TIGHT RELATION THERETO, SAID SLIDER HAVING THERETHROUGH A DISCHARGE CHANNEL ADAPTED TO MATE WITH AND BE CLOSED AT ITS INNER END BY SAID PLUG WHEN SAID SLIDER IS POSITIONED THEREON, AN ENLARGEMENT ON SAID SLIDER AT THE OUTER END THEREOF TO FACILITATE MOVING IT OUTWARDLY OFF SAID PLUG, AND COOPERATIVE MEANS IN SAID PASSAGE AND ON THE SLIDER TO LIMIT NORMAL OUTWARD MOVEMENT OF THE SLIDER AFTER THE INNER END THEREOF IS SLID CLEAR OF SAID PLUG.