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:
May. 31, 2011
Filed:
Aug. 08, 2007
Kerstin Caro, Timmendorfer Strand, DE;
Peter Tschuncky, Luebeck, DE;
Herbert Kiesele, Luebeck, DE;
Draeger Safety AG & Co. KGaA, Luebeck, DE;
Abstract
An electrochemical gas generator is provided including an electrolysis cell () with a gas-impermeable housing, which is closed by a gas-permeable membrane () for the discharge of the test gas or calibrating gas CO. A chemically inert cathode () formed of a noble metal, a mixture of noble metals or a material containing carbon, is in direct contact with an electrolyte (). An anode () formed of a noble metal, a mixture of noble metals or a material containing carbon, is in direct contact with a mesoxalic acid salt, the mesoxalic acid salt being in direct contact with the electrolyte (). A control unit () is provided that also acts as a power source and is connected to the electrodes ().