Patent · US Active

Device for ascertaining a fill level of a medium

US8899109B2 · kind B2 · utility

2Cited by

3References

29Claims

0Family size

Assignee

Hella KGaA Hueck & Co. · DE

Inventors

Thomas Niemann · Delmenhorst, DE
Jürgen Palloks · Westerstede, DE
Thomas Kück · Weyhe, DE
David Hessenkämper · Bremen, DE
Ingo Zoyke · Stuhr, DE
Herbert Claassen · Haiterbach, DE

Key dates

Filing date	Jan 12, 2012
Grant date	Dec 2, 2014
Priority date	—
Expiry date	Nov 16, 2032

Classification

Technology area (CPC G)Physics
CPC primaryG01F23/296
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

In the case of a device for ascertaining a fill level of a medium inside a collection container, having at least one measuring chamber, in which an ultrasonic sensor is arranged, connected to conduct media to the collection chamber, and having at least one antechamber connected upstream from the measuring chamber, which has at least one inlet opening for the medium from the collection chamber, at least one flow damper for the medium, according to the invention, is arranged in at least one subarea of the antechamber. Thereby multiple antechambers, which are connected in series one behind another to conduct media, are connected upstream from the measuring chamber.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.