Apparatus for charging containers with liquid

Claim 1

AN ELONGATED FILLING NOZZLE ASSEMBLY FOR AN APPARATUS FOR CHARGING AN UPRIGHT CONTAINER WITH LIQUID, SAID FILLING NOZZLE ASSEMBLY COMPRISING A DISCHARGE TUBE HAVING A LATERAL DISCHARGE OPENIGN ADJACENT TO ITS BOTTOM END, THE BOTTOM END OF SAID TUBE BEING COMPLETELY CLOSED, AN OUTER VALVE SLEEVE TELESCOPICALLY ENSHEATHING SAID TUBE AND LONGITUDINALLY SLIDABLE THEREON, MEANS TO SUPPORT THE NOZZLE WITH IT LONGITUDINAL AXIS VERTICAL, MEANS TO MOVE THE TUBE AND SLEEVE AS A UNIT VERTICALLY FROM AN ELEVATED POSITION ABOVE A CONTAINER DISPOSED BENEATH THE SAME TO A LOWERED POSITION IN WHICH THE BOTTOM OF THE UNIT IS WITHIN THE CONTAINER AND THEN BACK TO THE ELEVATED POSITION, AND MEANS OPERABLE WITH THE TUBE STATIONARY IN LOWERED POSITION TO MOVE SAID SLEEVE UP ON SAID TUBE FROM A FIRST EXTREME POSITION FULLY RECEVING THE CLOSED BOTTOM END OF THE TUBE TO A SECOND EXTREME POSITION EXPOSING THE DISCHARGE OPENING AND THEN BACK TO SAID FIRST EXTREME POSITION, THE SIDES OF SAID SLEEVE ADJACENT THE BOTOM END THEREOF BEING IMPERFORATE AND HAVING A CLOSED SLIDING FIT WITH THE ENTIRE EXTERIOR SURFACE OF THE CLOSED BOTTOM END OF THE TUBE WHEREBY THE SLEEVE AS IT APPROACHES THE FIRST EXTREME POSITION WIPES OFF THE PERIPHERY OF THE TUBE AT THE BOTTOM END AND IN CONJUNCTION WITH THE TUBE FUNCTIONS AS A CLOSED HAS NO EXPOSED AND WHEREBY SUCH FOOT VALVE WHEN CLOSED HAS NO EXPOSED SURFACE OVER WHICH LIQUID FLOW TAKES PLACE WHEN THE FOOT VALVE IS OPEN.