Patent ID: 8272536

Claim:
An apparatus for dispensing a beverage, for use with pressurized sources of one or more fluids, comprising: a handle having at least one valve chamber, each valve chamber having an entry cavity and an exit cavity, the entry cavity being positioned on one side of a valve chamber seat, and the exit cavity being positioned on the other side of the valve chamber seat; a valve stem disposed in each valve chamber, each valve stem having a valve stem seat for a sealable engagement with a valve chamber seat in a valve closed position; an O-ring disposed around each valve stem; an O-ring retainer attached to the handle and configured to retain each O-ring in place around the valve stem, wherein the O-ring retainer is manually removable and manually replaceable to provide easy access to the O-ring without the need for tools; a butterfly plate disposed over each valve stem, said butterfly plate being configured to bias the valve stem toward a valve open position upon a manual input from an operator; means for biasing each valve stem toward the valve closed position; and means for fluidly coupling each exit cavity to a discharge opening.