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. 31, 2019
Filed:
Jul. 18, 2018
Applicant:
Schneider Electric Industries Sas, Rueil Malmaison, FR;
Inventors:
Assignee:
Schneider Electric Industries SAS, Rueil Malmaison, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 9/34 (2006.01); H01H 33/53 (2006.01); H01H 33/74 (2006.01); B01D 39/20 (2006.01); B01D 46/12 (2006.01); B01D 46/54 (2006.01);
U.S. Cl.
CPC ...
H01H 33/74 (2013.01); B01D 39/2051 (2013.01); B01D 46/12 (2013.01); B01D 46/543 (2013.01); H01H 9/342 (2013.01); H01H 33/53 (2013.01); B01D 2267/40 (2013.01);
Abstract
An extinguishing gas filtering device for an electric current switchgear with separable contacts, including an electric arc extinguishing chamber, includes, assembled together an inlet part for the extinguishing gases, made of a metal material and including an inlet aperture intended to be fluidically connected with an extinguishing gas outlet of the switchgear; an outlet aperture; a flared wall extending between the inlet and outlet apertures; a gas diffuser, which covers the outlet aperture, being planar in shape and including through-apertures; a filter made of porous metal foam, placed at the output of the gas diffuser.