Patent ID: 7967983

Claim:
A liquid dispensing end-piece, comprising two filtering membranes and support portions for supporting the membranes and channeling liquid and air through respective membranes, wherein the end-piece comprises a connection portion which is moulded over the support portions in order to fix them together, and wherein the support portions comprise an upper support portion, a lower support portion and an intermediate support portion which is arranged between the upper support portion and the lower support portion, wherein one of said membranes is retained between the upper support portion and the intermediate support portion, and the other membrane is retained between the intermediate support portion and the lower support portion; and wherein the end-piece further comprises two fluid circulation passages which are defined by the support portions, each of the membranes extending across a respective passage, one of the passages for circulation of air with the membrane extending across the air passage being hydrophobic, and the other passage for circulation of liquid with the membrane extending across the liquid passage being hydrophilic.