Patent · US Expired

Horn antenna for a radar device

US6661389B2 · kind B2 · utility

40Cited by

13References

26Claims

0Family size

Assignee

VEGA Grieshaber KG · DE

Inventors

Karl Griessbaum · Nettetal, DE
Josef Fehrenbach · Lenzkirch, DE
Jurgen Motzer · Gengenbach, DE
Daniel Schultheiss

Key dates

Filing date	Nov 19, 2001
Grant date	Dec 9, 2003
Priority date	—
Expiry date	Nov 19, 2021

Classification

Technology area (CPC H)Electricity
CPC primaryH01Q19/09
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

The invention relates to a horn antenna for a radar-filling level measuring device having an antenna envelope (3) that comprises a flaring hollow space (4) of the antenna, in which a filling (10) is present at least in part filling up said hollow space (4) of the antenna, and having an encasing (10, 20) of a dielectric material and enclosing the outside of the antenna envelope (3) and closing the opening (3a) of the hollow space of the hollow space (4) of the antenna.

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