Back to results
US 6,332,461 B1Granted
Powder inhaler
AssigneeOrion-yhtyma Oy
InventorJukka Hyppölä
Life of this patent
Estimating the term…
Abstract
A device intended for the dispensing of a powdered medication by inhalation. The device includes a powder container (1), and air channel (2), and a metering strip (4) equipped with a dosing recess (3). The metering strip (4) can be moved along a flat surface (5) from a filling position, in which the dosing recess (3) is filled with powder coming from the container (1), to an inhalation position, in which the dosing recess (3) is in the air channel (2).
Claims5
A powder inhaler, comprising
- a. a powder container (1);
- b. an air channel (2) through which air is drawn via a mouthpiece;
- and
- c. a metering strip (4) equipped with a dosing recess (3);
- wherein said dosing recess (3) has a bottom,
- wherein said metering strip (4) is disposed on a flat surface (5) and is movable in its longitudinal direction along said flat surface (5) between a first position in which said dosing recess (3) is filled with a powder coming from said container (1), and a second position in which said filled dosing recess (3) is brought into said air channel (2), wherein the powder is maintained in said dosing recess (3) by the support of said bottom, and
- wherein said air channel (2) is directed to introduce an air flow into said dosing recess (3) during inhalation whereby the powder is released directly from said dosing recess (3),
- wherein said flat surface (5) is downwardly inclined in relation to the longitudinal axis of the air channel.
5 more elements
A powder inhaler, comprising:
- a. powder container (1);
- b. an air channel (2) through which air is drawn via a mouthpiece;
- and
- c. a metering strip (4) equipped with a dosing recess (3),
- wherein said dosing recess (3) extends through said metering strip (4),
- wherein said metering strip (4) is disposed on a flat surface (5) and is movable in its longitudinal direction along said flat surface (5) between a first position in which said dosing recess (3) is filled with a powder coming from said container (1), and a second position in which said filled dosing recess (3) is brought into said air channel (2), wherein the powder is maintained in said dosing recess (3) by the support of said flat surface (5) which constitutes a bottom of said dosing recess (3), and
- wherein said air channel (2) is directed to introduce an air flow into said dosing recess (3) during inhalation whereby the powder is released directly from said dosing recess (3),
- wherein said flat surface (5) is downwardly inclined in relation to the longitudinal axis of the air channel.
5 more elements
Dependencies are inferred from the claim text.