Patent ID: 6082355
Filing Date: 2000-07-04
Classification: A61M

Abstract:
An inhalation apparatus for dispensing a product comprising a housing having a portion adapted to receive a pressurised dispensing container and a mouthpiece, said apparatus further comprising a duct communicating with the container receiving portion for conveyance of product towards the mouthpiece, air inlet valve means comprising at least one air inlet for allowing air into the housing and a manually operated airflow controller for mechanically coordinating inhalation and dispensation of product, said airflow controller being biased to a first position sealing said air inlet and being manually movable to a second position in which the air inlet is unsealed and allows air to flow into the housing and through the mouthpiece when a user applies suction to the mouthpiece, said airflow controller being manually movable to a third position for the dispensing of a product into the resulting air flow, the movement between the second and third positions providing means for delaying the discharge of the product until the air flow has been established.