Beverage Preparation Machines and Beverage Cartridges

摘要

A delivery head for a beverage preparation machine comprising: an upwardly directed inlet for supplying water to a cartridge received in the delivery head; a downwardly directed outlet for outflow of beverage; a barcode reader having a barcode reader window through which signals may be transmitted; wherein the inlet, the outlet and the barcode reader window are arranged in a line with the outlet being intermediate the inlet and the barcode reader window.