Apparatus for determining a stabilized filling level with an antechamber and calming structure
AssigneeHella KGaA Hueck & Co.
InventorsThomas Niemann, Jurgen Palloks
Life of this patent
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Abstract
A device for determining a filling level of a container is provided, having a damping cup, a measuring section extending vertically inside the damping cup, and having an ultrasound converter arranged at its lower end region, and at least one antechamber. A calming structure is arranged in at least a part of at least one antechamber, to achieve as much degassing of the liquid as possible. The part of the antechamber having the calming structure is designed to be open towards the top over a large area and is connected, via a venting channel, with a vent in the upper region of the device.
Claims10
A device for determining a filling level in a container, the device comprising:
- a damping cup;
- a measuring section extending vertically inside the damping cup;
- an ultrasound converter arranged at its a lower end region of the measuring section;
- and
- at least one antechamber,
- wherein a calming structure is arranged in at least a part of the at least one antechamber,
- wherein the part of the antechamber comprising the calming structure is designed to be completely open towards the top and is connected, via a venting channel, with a vent in the upper region of the device,
- wherein the first antechamber surrounds the measuring section like a ring,
- wherein the venting channel surrounds the measuring section above the first antechamber like a ring, in cross-section,
- wherein an upper end region of a wall of the measuring section tapers inwards inside a detachable cap and is inclined towards the inside, and
- wherein the upper end region has an upper termination forming an open ring, which is oriented horizontally and without contact to other parts within the detachable cap.
Dependencies are inferred from the claim text.