Beer dispenser

Claim 1

IN COMBINATION WITH A BEER KEG HAVING A TAP BUSHING IN THE BOTTOM END, A BEER DISPENSER COMPRISING A TUBULAR TAP BODY COUPLED TO SAID TAP BUSHING AND ADAPTED TO RECEIVE BEER BY GRAVITY FLOW FROM SAID KEG THROUGH SAID TAP BUSHING, A DISPENSING FAUCET SECURED LATERALLY TO SAID TAP BODY, A VENT TUBE STRUCTURE DISPOSED AXIALLY OF SAID TAP BODY AND COMPRISING A VERTICAL TUBE EXTENDING UPWARDLY THROUGH SAID TAP BODY TO ADJACENT THE TOP OF SAID KEG AND HAVING A DIAMETER SUBSTANTIALLY LESS THAN THE INSIDE DIAMETER OF SAID TAP BODY TO PROVIDE FOR GRAVITY FLOW OF BEER DOWNWARDLY IN THE SPACE BETWEEN SAID TUBE AND SAID TAP BODY, MEANS TO SEAL SAID SPACE AT THE OUTER END OF SAID TAP BODY, MANUALLY CONTROLLABLE VALVE MEANS AT THE OUTER END OF SAID STRUCTURE TO RELEASE THE GAS PRESSURE FROM SAID KEG THROUGH SAID TUBE, A VENT TUBE EXTENDING AXIALLY INSIDE SAID VERTICAL TUBE, AND A CHECK VALVE AT THE UPPER END OF SAID VENT TUBE WITHIN AND PROTECTED BY SAID VERTICAL TUBE, SAID CHECK VALVE BEING CONSTRUCTED TO PREVENT THE ESCAPE OF PRESSURE FROM THE KEG AND TO BLEED AIR INTO THE KEG TO COMPENSATE WITH LOWERING OF THE HEAD OF BEER IN THE KEG.