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:
May. 04, 2004
Filed:
Feb. 05, 2002
Applicant:
Inventors:
Johann Einhart, Uhldingeu-Munholer, DE;
Christian Cremer, Nabern, DE;
Assignee:
Ballard Power Systems Inc., Burnaby, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/24 ; H01M 2/22 ;
U.S. Cl.
CPC ...
H01M 8/24 ; H01M 2/22 ;
Abstract
An electrical contacting device for a fuel cell assembly comprises a printed circuit board comprising electrically conductive regions for providing reliable electrical contact with fuel cell components of the fuel cell assembly. Preferably the printed circuit board is flexible. The contacting device may be used, for example, for monitoring cell operating parameters like current or voltage, for short circuiting or by-passing individual cells or for directing signals to the stack.