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. 03, 2015
Filed:
Oct. 23, 2012
Applicant:
Mann+hummel Gmbh, Ludwigsburg, DE;
Inventors:
Michael Fasold, Auenwald, DE;
Marcel Mayer, Stuttgart, DE;
Assignee:
Mann+Hummel GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/06 (2006.01); B01D 63/08 (2006.01); B01D 65/00 (2006.01); B01D 69/00 (2006.01); H01M 8/04 (2006.01); B01D 53/22 (2006.01);
U.S. Cl.
CPC ...
B01D 63/085 (2013.01); B01D 65/003 (2013.01); B01D 69/00 (2013.01); H01M 8/04149 (2013.01); B01D 2053/222 (2013.01); B01D 2313/04 (2013.01); Y02E 60/50 (2013.01);
Abstract
A humidifier for a fuel cell has a stacked unit of several water-permeable membranes which are parallel to each other and are arranged spaced apart form each other. On the edges of the membranes, a sealant is applied which closes a flow space between neighboring membranes fluid-tightly and serves as a spacer.