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. 10, 2015
Filed:
Jan. 30, 2009
Applicants:
Thomas Heckler, Grossheubach, DE;
Nicolas Bauer, Sechmauern, DE;
Andreas Mueller, Kingenberg, DE;
Inventors:
Assignee:
Wika Alexander Wiegand GmbH & Co. KG, Klingenberg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 9/00 (2006.01); H01H 33/56 (2006.01); G01F 22/02 (2006.01);
U.S. Cl.
CPC ...
H01H 33/563 (2013.01); G01F 22/02 (2013.01);
Abstract
A measuring device according to the invention for determining the fill quantity of SFgas in an insulating chamber comprises a pressure transducer, a temperature measuring element and a processing device for determining the fill quantity of the SFgas from the pressure measurement value and the pertinent temperature measurement value, wherein the measuring device seals a corresponding opening of the insulating chamber and the SFgas to be measured acts directly upon both the pressure transducer and the temperature measuring element.