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:
Nov. 09, 2004
Filed:
Feb. 06, 2002
Applicant:
Inventors:
Jerrold E. Franklin, Sacramento, CA (US);
Eric S. Mettler, Cameron Park, CA (US);
Assignee:
Altergy Systems, Gold River, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/12 ;
U.S. Cl.
CPC ...
H01M 8/12 ;
Abstract
This invention provides arrays of independently acting compliant electrical contacts within a fuel cell. These contacts maintain electrical contact between a plate and the adjacent membrane electrode assembly, and provide substantially uniform internal pressure distribution and substantially uniform electrical contact. In one embodiment, the electrical contacts are springs, which can take a variety of forms.