| 摘要 |
<p>a dispensing valve for dispensing concentrate and diluent to make a beverage includes a first member containing therein a cylindrical bore having a first pressurizing gas passage terminating at an alongate opening in the bore and a first diluent passage terminating in a further outlet in the bore. The bottom of the bore contains an open area through which concentrate can be dispensed. Seals around the alongate outlet and the further outlet and seal against a central, rotatable valve member of generally angularous shape which is disposed for rotation within the cylindrical bore. The rotatable valve member contains a diluent outlet and passages to, when the valve is properly rotated connected the diluent outlet with the further outlet in the bore and also has means for engaging first and second container parts to rotate the parts with respect to each other to open a valve in the container to permit the simultaneous dispensing of a diluent from the valve and concentrate from the container, the diluent and concentrate mixing only after they have left the valve and are on their way to or in a cup into which the beverage is being dispensed.</p> |
