Fluid product dispenser, especially dry powder inhaler, has dispensing chamber to receive single doses from opened holders and movable between rest and inhaling positions

摘要

The dispenser for a fluid product comprises individual reservoirs containing a dose of product, a means of opening (40), a dispensing chamber (70) to receive each dose, an inhaling mouthpiece, and a deformable air chamber to assist inhalation. The deformable chamber, which has a membrane such as a bellows connected to the mouthpiece and dispensing chamber, moves the latter between rest and inhalation positions on inhalation.