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:
Jul. 20, 2004
Filed:
Sep. 10, 2002
Applicant:
Inventors:
Albert P. Grasso, Vernon, CT (US);
Henry G. Johnson, Cobalt, CT (US);
Assignee:
UTC Fuel Cells, LLC, South Windsor, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/02 ; H01M 8/04 ; C25B 9/00 ; B01D 5/322 ; F28F 3/10 ;
U.S. Cl.
CPC ...
H01M 8/02 ; H01M 8/04 ; C25B 9/00 ; B01D 5/322 ; F28F 3/10 ;
Abstract
A stack of plates ( ) (such as fuel cells, electrochemical cells, or enthalpy exchange plates) is surrounded by a sleeve manifold ( ) which is shaped to provide manifold chambers ( ), and including surfaces ( ) for seals ( ) to isolate the manifold chambers from each other. Sleeve manifolds ( ) may be formed of material of varying thickness, by machining, casting, or extrusion, or may be formed of material ( ) of uniform thickness by bending, casting or extrusion. Sleeve manifolds may be formed of metal, graphite, plastic or reinforced plastic.