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US 2003/0116730 A1Published application
Device for controlling the flow of liquid using a tube
AssigneePremetec AB
InventorHans Tillander
Life of this patent
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Abstract
The present invention relates to a device containing a tube for a varied flow, comprising a tube being fixed in both its ends, whereby the tube is arranged to be stretched or shortened by longing or shortening of the distance between said attachment points.
Claims8
Device containing a tube for a varied flow, comprising a tube (7) being fixed at its both ends,
- characterized in that the tube (7) is arranged to be stretched or shortened by longing or shortening of the distance between said attachment points (8).
Process for controlling a flow through a tube,
- characterized in that one stretch or nnnn an elastic tube between two attachment points (8) for on one hand longing or shortening said tube, on the other hand narrowing or widening its lumen (12).
Dependencies are inferred from the claim text.