Patent ID: 8420027

Claim:
A dosing device for liquids, comprising: a distributor rail comprising an elongate fluid supply line, a plurality of dosing units for a liquid that are hydraulically connected to the fluid supply line of the distributor rail, wherein each dosing unit has a valve unit, and a piston-cylinder unit for drawing in and measured discharging of the liquid that is detachably arranged on the valve unit, wherein each valve unit has a hydraulic connection element for detachable hydraulic connection to the fluid supply line of the distributor rail, wherein the fluid supply line has dosing unit connections distributed laterally along its length, the dosing unit connections being detachably coupled to the hydraulic connection elements of the valve units of the dosing units, wherein at the end of the fluid supply line, a supply connection for the liquid is provided, wherein the distributor rail is a replaceable part made of a plastic, wherein the distributor rail is detachably attached to an elongate mechanical support structure, and wherein the mechanical support structure has further mechanical connection elements which detachably engage counter elements on the distributor rail securely fastening the distributor rail to the mechanical support structure.