Inventors:
Regina G.C. Cunanan - Baltimore MD, US
Frank J. Delose - North Huntingdon PA, US
Bhanuprasad V. Gorti - Perry Hill MD, US
Geoffrey S. Howard - Columbia MD, US
Aziz Iqbal - New Haven CT, US
Matt J. Velderman - Baltimore MD, US
Daniel J. White - Baltimore MD, US
Assignee:
BLACK & DECKER INC. - Newark DE
International Classification:
H02J 7/04
Abstract:
A method is provided for identifying a battery pack that is operably coupled to a battery charger. The method comprises: measuring voltage at a plurality of designated terminals of a first battery pack while the battery pack is coupled to the battery charger; determining how many of the designated terminals are connected to a reference voltage, such as battery positive; and identifying an attribute of the battery pack based on how many of the designated terminals are connected to the reference voltage.