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. 22, 2016
Filed:
May. 15, 2012
Gwenaelle Toussaint, Nemours, FR;
Philippe Stevens, Noisy Rudignon, FR;
Bernard Toussaint, Tonnoy, FR;
Gwenaelle Toussaint, Nemours, FR;
Philippe Stevens, Noisy Rudignon, FR;
Bernard Toussaint, Tonnoy, FR;
ELECTRICITE DE FRANCE, Paris, FR;
Abstract
The present invention relates to a rechargeable accumulator comprising one or more metal-air cells, each cell comprising a metallic negative electrode, a first positive electrode for releasing oxygen, a second positive electrode which is a porous air electrode containing at least one oxygen reducing catalyst, and an automatic device for protecting the air electrode during the charging and discharging phases of the accumulator. The invention also relates to a method for storing and releasing electrical energy using such an accumulator.