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. 02, 2017
Filed:
Apr. 17, 2012
Applicants:
John H. Floros, Novi, MI (US);
Paul W. Firehammer, Saline, MI (US);
Inventors:
John H. Floros, Novi, MI (US);
Paul W. Firehammer, Saline, MI (US);
Assignee:
A123 Systems, LLC, Waltham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 10/44 (2006.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0014 (2013.01); H01M 10/441 (2013.01); H02J 7/0016 (2013.01); H01M 2010/4271 (2013.01);
Abstract
Systems and methods for balancing charge of battery cells of a battery pack are disclosed. In one example, battery cell balancing may be improved by balancing battery cells of a battery cell stack simultaneously. The system and method may be particularly useful battery packs that may be constructed with battery cell stacks that vary in a number of series battery cells.