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:
Jun. 30, 2009
Filed:
Apr. 04, 2003
Applicants:
Steven Couse, Calgary, CA;
Zheng Tang, Calgary, CA;
Inventors:
Steven Couse, Calgary, CA;
Zheng Tang, Calgary, CA;
Assignee:
Versa Power Systems Ltd., Calgary, Alberta, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/14 (2006.01); H01M 2/00 (2006.01); H01M 2/08 (2006.01); H01M 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A solid oxide fuel cell stack includes a fuel cell unit consisting of a fuel cell framed by a cell holder plate and upper and lower cushioning elements. The fuel cell unit is stacked with flow field seals and solid flow separator plates. The fuel cell thus floats without direct contact with rigid stack elements.