Patent ID: 8517226

Claim:
A dispensing assembly comprising: a storage container made of a flexible plastics material, the storage container having a portion configured to receive a powdery or granular material, the portion being significantly curved; a piston in the storage container; a hollow ram, wherein the piston is connected to the hollow ram, wherein each of the hollow ram and the piston include a through-going longitudinal bore to supply a liquid to the powdery or granular material, wherein an end of the hollow ram, that is opposite to where the piston connects to the hollow ram, comprises a coupling portion, the coupling portion defining a liquid inlet for introducing a liquid through the through-going longitudinal bore of the hollow ram and the through-going longitudinal bore of the piston and into the powdery or granular material in the storage container, the hollow ram and the piston form a seal and follow a contour of the portion of the storage container; a removable closure configured to be received in the coupling portion to close the liquid inlet; and a separate syringe configured to introduce a liquid through the through-going longitudinal bore of the hollow ram and the through-going longitudinal bore of the piston and into the powdery or granular material in the storage container, the separate syringe configured to connect to the coupling portion after the removable closure is removed from the coupling portion, wherein the coupling portion is configured to receive the removable closure or the separate syringe.