Patent ID: 8070023
Filing Date: 2011-12-06
Classification: B67D

Abstract:
1. A system for dispensing servings of a beverage charged with a gas, the system comprising: a bottle assembly including a bottle and a cap assembly, the bottle including a neck defining an outlet and containing multiple servings of a beverage, the cap assembly including a cap configured to attach onto the neck of the bottle to close the bottle, a sealed pressurized gas cartridge received in the cap, a beverage valve in the cap for allowing beverage to leave the bottle and a gas valve for allowing pressurized gas to enter the bottle; and a dispensing assembly, separable from the bottle assembly and disposed to receive and cooperate with the bottle assembly to dispense the beverage from the bottle, the dispensing assembly including a housing that receives the bottle and the cap assembly, a piercing pin arranged in the housing to pierce the pressurized gas cartridge in the cap upon insertion of the bottle assembly into the housing, a spout in fluid communication with the beverage valve for dispensing fluid from the bottle, and a pressure regulator in fluid communication with the pressurized gas cartridge and the gas valve, the pressure regulator including a regulating valve assembly for receiving pressurized gas from the pierced pressurized gas cartridge and delivering pressurized gas back through the cap to the bottle through the gas valve through an inlet passage spaced from an outer surface of the cap assembly and the gas cartridge whereby contaminants therefrom are avoided from being translated into the beverage.