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US 6,886,612 B2Granted
Method and apparatus for transferring a defined quantity of powder
AssigneeSmithKline Beecham Corporation
InventorHoward Peter Duffield
Life of this patent
Estimating the term…
Abstract
There is provided a method of transferring a defined quantity of powder comprising compacting a target area of powder; dipping a tube into the compacted target area of powder to fill the tube with a defined volume of powder; and transferring the defined volume of powder from the tube.
Claims67
A method of transferring a defined quantity of powder comprising:
- a) compacting, within a bed of powder, a target area without compacting the entirety of the bed of powder surrounding the target area of powder;
- b) dipping a tube into said compacted target area of powder to fill said tube with a defined volume of powder;
- and
- c) transferring said defined volume of powder from said tube.
1 more element
An apparatus for transferring a defined quantity of powder which comprises;
- a) a powder reservoir containing a bulk of powder;
- b) a tube suitable for containing a defined volume of powder, said tube having a dipping end;
- c) a compactor for compacting a target area of powder within said bulk of powder, without compacting substantially all of the bulk of powder surrounding the target area of powder;
- wherein said compacted powder from said target area is positionable within said tube to form a filled tube;
- and
- d) a transferor to transfer said defined volume of powder from said tube.
3 more elements
Dependencies are inferred from the claim text.