Patent ID: 8590531

Claim:
A manifold for use in a medicament dispenser device for the delivery of medicament powder from an open blister pocket of a blister pack, the manifold comprising a body, said body defining a chimney having a chimney inlet and a chimney exit for directing an airflow from said chimney inlet to said chimney exit; the body further defining a chamber having a chamber inlet and a chamber exit, wherein the chimney exit and said chamber inlet lie side-by-side each other such that when said open blister pocket of said blister pack is positioned adjacent thereto said airflow may be directed from the chimney exit to the chamber inlet via the open blister pocket to entrain said medicament powder and enable transport thereof in the airflow from the chamber inlet to said chamber outlet, and wherein the chimney is arranged to create turbulence in the airflow at the open blister pocket, wherein the manifold comprises plural chimney exits, located at an angle relative to each other of from 150° to 30° such that in use, plural airflow jets are directed at different and conflicting angles towards the open blister pocket; and wherein an obstacle is positioned within the chimney to create a non-linear airflow.