The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 07, 2006
Filed:
Nov. 30, 2002
Applicant:
Winfried Maier, Maulburg, DE;
Inventor:
Winfried Maier, Maulburg, DE;
Assignee:
Endress + Hauser GmbH + Co. KG, Maulburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fill level measuring device working with microwaves, having an antenna for transmitting, or for transmitting and receiving, microwaves. The antenna has a metallic outer conductor and a ceramic inner conductor. The inner conductor is secured in a pressure-tight and gas-sealed manner in the outer conductor. A coating of a fluorothermoplastic is provided on the inner conductor or in the outer conductor. The inner conductor is secured in the outer conductor by means of a warm-pressed fit, and the inner conductor and the outer conductor have conical surfaces of equal shape in the region of the pressed fit.