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US 7,461,650 B1Granted
Medicament dispenser
AssigneeGlaxo Group Limited
InventorPaul Kenneth Rand
Life of this patent
Estimating the term…
Abstract
A medicament dispenser including a housing, a medicament container having a dispensing outlet; an agitator for agitating the contents; and a driver for driving the agitator independent of any container movement. The driver includes an energy storeage for storing energy releasable to drive the agitator. The medicament container may be a metered dose inhaler or delivering a suitable inhalable medicament.
Claims26
A medicament dispenser comprising:
- a housing;
- an aerosol medicament container having a dispensing outlet that comprises a metering valve, wherein said aerosol container contains a suspension of a medicament in a propellant;
- an agitator for agitating said container, the agitator being disposed outside of the container;
- and
- a driver for driving said agitator, wherein said driver comprises an energy store for storing energy which energy is releasable to drive the agitator;
- wherein the agitator couples mechanically to the container and the agitator is selected from the group consisting of a cam arrangement, a con-rod and crank arrangement and a gear drive arrangement.
3 more elements
A medicament dispenser comprising:
- a housing;
- an aerosol medicament container having a dispensing outlet that comprises a metering valve, wherein said aerosol container contains a suspension of a medicament in a propellant;
- an agitator for agitating said container, the agitator being disposed outside of the container;
- and
- a driver for driving said agitator, wherein said driver comprises an energy store for storing energy which energy is releasable to drive the agitator, said energy store comprising a biasable resilient member;
- wherein the agitator couples mechanically to the container and the agitator is selected from the group consisting of a cam arrangement, a con-rod and crank arrangement and a gear drive arrangement.
3 more elements
Dependencies are inferred from the claim text.