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Dispensing device, storage device and method for dispensing powder

  • US 9,089,658 B2
  • Filed: 05/11/2012
  • Issued: 07/28/2015
  • Est. Priority Date: 10/06/2004
  • Status: Active Grant
First Claim
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1. A dispensing device for dispensing a powder as a spray including fine powder particles, the dispensing device comprising a plurality of storage devices, each of which has a cylindrical shaped storage chamber containing a single dose of the powder to be discharged by gas pressure and at least one of a duct and a nozzle associated with a first end of each storage chamber so that each dose of powder is dispensed through the at least one of a duct and nozzle by the gas pressure supplied by means of a gas inlet located at an opposite second end of each storage chamber, wherein each storage device together with its storage chamber and associated at least one of a duct and nozzle is formed of a one-piece construction, and wherein the gas inlet is tangentially connected to the storage chamber.

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