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. 30, 1999
Filed:
Jun. 25, 1997
Applicant:
Inventors:
Robert B Field, Oakville, CA;
Vladimir S Pavlovic, Mississauga, CA;
Assignee:
Norvik Traction Inc., Mississauga, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429158 ; 429160 ; 429156 ;
Abstract
A battery pack and method for connecting battery modules to optimize current sharing and charging of the modules. The battery pack comprises a number of battery modules, each module having respective positive and negative terminals. Interconnecting cables are provided for connecting the respective positive terminals and the respective negative terminals. The interconnecting cables have equal electrical lengths so that the Ohmic resistance is the same for the cables. The battery modules are also arranged in close proximity to form an isothermal zone.