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.

Date of Patent:
Jun. 29, 2010

Filed:

Feb. 14, 2006
Applicants:

David H. Leach, Albany, NY (US);

Russel Marvin, Goshen, CT (US);

Inventors:

David H. Leach, Albany, NY (US);

Russel Marvin, Goshen, CT (US);

Assignee:

MTI Microfuel Cells Inc., Albany, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 12/00 (2006.01); H01M 8/04 (2006.01); H01M 2/00 (2006.01); H01M 10/44 (2006.01); H02J 7/00 (2006.01); H02J 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A power pack system for charging a set of isolated batteries is provided. In an illustrative embodiment of the invention, a single fuel cell, a single DC-DC converter and a single system controller device comprises the power-generation side of the power pack. A set of switches is used to connect the power-generation side of the Power pack to one of the isolated batteries in the power pack, thereby recharging that particular battery in the battery power pack set. A battery protection and powerpath control device communicates with the system controller to determine which switches are to be closed depending upon which battery requires recharging. During normal operation the switches will follow the direction from the system controller. If a fault is detected by the battery protection circuit, the protection circuit will take priority and turn off the appropriate switch(es).


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