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:
Dec. 28, 2004
Filed:
Jan. 29, 2003
Applicant:
Inventor:
Thomas Andreas, Temmels, DE;
Assignee:
Luxembourg Patent Company S.A., Lintgen, LU;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 2/100 ;
U.S. Cl.
CPC ...
G08B 2/100 ;
Abstract
The invention relates to a carbon dioxide fire extinguishing device comprising a capacitive measuring device ( ) which is calibrated for a temperature range above and below the critical temperature of carbon dioxide and which is used to detect the amount of gas loss from a carbon dioxide pressure tank ( ). The carbon dioxide fire extinguishing device comprises an outlet valve in which the capacitive measuring probe ( ) is integrated in such an advantageous way that the outflow resistance of the extinguishing gas is hardly increased at all.