CONTROLLABLE VALVE AND INHALATION DEVICE
First Claim
1. An inhalation device comprising a control means that keeps the inhalation flow essentially constant during the entire aerosol inhalation, characterised in that the control means comprises a controllable valve.
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Accused Products
Abstract
The present invention relates to an improved controllable valve, in particular for an inhalation device, which, e.g., comprises a container for a predetermined aerosol volume, a means for disbursing an aerosol from an aerosol dispenser into the container and a control means that keeps the inhalation flow essentially constant during the entire inhalation. The control means comprises an either continuously or gradually controllable valve so as to limit the flow rate.
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Citations
32 Claims
- 1. An inhalation device comprising a control means that keeps the inhalation flow essentially constant during the entire aerosol inhalation, characterised in that the control means comprises a controllable valve.
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18. A controllable valve, in particular for use in an inhalation device, comprising:
a housing, a membrane, an optional pressure plate, a closure element, a set piston and an adjusting screw, wherein the housing is essentially tubular and comprises a plurality of radially arranged webs one web being longer than the others, wherein on one side of the webs the housing is designed so as to adjustably receive the set piston and on the opposite side so as to receive the membrane, the optional pressure plate and the closure element. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
Specification