Filling mechanism

Claim 1

A LIQUID DISPENSER COMPRISING A HOLLOW GENERALLY CYLINDRICAL BODY HAVING A LOWER EDGE CIRCUMSCRIBING AN OUTLET, A CORE HAVING A CYLINDRICAL FLANGE, MEANS UPWARDLY SPACED FROM SAID LOWER EDGE AND BEING CONNECTED TO SAID CORE FOR SUPPORTING SAID FLANGE IN SAID OUTLET WITH SAID LOWER EDGE CIRCUMFERENTIALLY SPACED FROM SAID FLANGE, SAID FLANGE AND EDGE DEFINING AN UNINTERRUPTED AND CONTINUOUS OUTLET OPENING EXTENDING ENTIRELY AROUND SAID FLANGE, AN ANNULAR, RESILIENTLY FLEXIBLE DIAPHRAGM HAVING A CIRCUMFERENTIAL OUTER EDGE SECURED TO SAID LOWER EDGE OF SAID BODY IN FLUID-TIGHT RELATION THEREWITH AND AN INNER ANNULAR EDGE IN RESILIENT UNDERLYING FLUID-TIGHT ENGAGEMENT WITH SAID FLANGE, A DISPENSING CYLINDER LOCATED ABOVE, AND COMMUNICATING WITH, SAID BODY, AND MEANS FOR FILLING THE BODY ABOVE SAID DIAPHRAM WITH LIQUID AND FOR REDUCING THE PRESSURE ABOVE SAID DIAPHRAM BELOW THE PRESSURE UNDER SAID DIAPHRAGM BY SUCKING LIQUID INTO SAID DISPENSING CYLINDER WHEREBY THE DIAPHRAGM IS HELD IN FULL-TIGHT ENGAGEMENT WITH SAID FLANGE BY IMBALANCE OF PRESSURES ABOVE AND BELOW SAID DIAPHRAGM, SAID MEANS BEING OPERATIVE TO FORCE LIQUID IN THE BODY DOWNWARDLY THROUGH THE OUTLET OPENING BETWEEN SAID DIAPHRAM AND SAID CORE, SAID LIQUID EMERGING THROUGH SAID OPENING IN A COMPACT ANNULAR STREAM WHICH IS CONTINUOUS ABOUT SAID FLANGE AND SUBSTANTIALLY FREE OF AIR, AND SAID DIAPHRAGM RESILIENTLY RETURNING TO FLUID-TIGHT CORE ENGAGEMENT, INCIDENT TO SAID IMBALANCE OF PRESSURES, SUBSTANTIALLY SIMULANEOUSLY WITH INTERRUPTION OF DOWNWARD MOVEMENT OF LIQUID IN SAID BODY.