Patent ID: 8181645

Claim:
A device for dispensing individual doses of powder from respective pockets of a pair of carriers, the device including: first and second disc shaped carriers; a first support for the first disc shaped carrier and a second support for the second disc shaped carrier, said first and second disc shaped carriers each having at least one substantially planar first side surface having an annular array of cavities in which respective pockets are formed and a respective first lidding sheet sealed to the first side surface for enclosing the cavities, wherein said first and second supports are for rotatably supporting the carriers about a substantially common axis; a mouthpiece through which to inhale an airstream carrying powder from the carriers; a dispensing mechanism for releasing into the airstream the powder of a respective pocket of a supported carrier, said dispensing mechanism comprising an arrangement for axially moving, individually, each pocket from a respective storage position to a respective discharge position; wherein, in said discharge position, said pocket extends outwardly of said cavity; and an indexing mechanism for rotating the carriers relative to the dispensing mechanism so as to enable powder to be released from different pockets.