Patent · US Expired

Antenna system for a level measurement apparatus

US6891513B2 · kind B2 · utility

23Cited by

7References

26Claims

0Family size

Assignee

VEGA Grieshaber KG · DE

Inventors

Klaus Kienzle · Zell am Harmersbach, DE
Jurgen Motzer · Gengenbach, DE
Daniel Schultheiss
Josef Fehrenbach · Lenzkirch, DE

Key dates

Filing date	Nov 26, 2002
Grant date	May 10, 2005
Priority date	—
Expiry date	May 15, 2023

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61P37/02
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The present invention relates to an antenna system for a level measuring device for emitting microwaves by means of an antenna horn, at the front side of the small funnel aperture thereof. HF energy in the form of microwave signals is directly axially coupled by means of planar structures having one patch or several patches.

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