BigPatents India

An inhaler for administering powder by inhalation and a method of constructing the same, the inhaler comprising : an inhaler body (6) having an opening (10) therein; an indicating wheel (42) disposed in the inhaler body (6) for providing an indication as to the usage of the inhaler, the indicating wheel (42) being disposed such that at least part thereof is visible through the opening (10) and so as to be rotatable in a diametrical plane containing the central axis of the inhaler body (6); a divider (14) substantially closing one end of the inhaler body (6) ; and a storage unit (26) disposed in the inhaler body (6), the storage unit (26) comprising a storage chamber (28) for storing powder for inhalation; characterized in that the inhaler body (6) and the divider (14) are formed as a signal integral unit of an opaque material and in that the storage unit (26) is formed of a transparent material and has a portion (12) which substantially fills the opening (10)