Invention Grant
- Patent Title: State of charge indicator for a battery charger
- Patent Title (中): 电池充电器充电指示灯
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Application No.: US13080887Application Date: 2011-04-06
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Publication No.: US08796995B2Publication Date: 2014-08-05
- Inventor: Regina G. C. Cunanan , Brian K. Wohltmann , Dustin Lee
- Applicant: Regina G. C. Cunanan , Brian K. Wohltmann , Dustin Lee
- Applicant Address: US DE Newark
- Assignee: Black & Decker Inc.
- Current Assignee: Black & Decker Inc.
- Current Assignee Address: US DE Newark
- Agent Michael Aronoff
- Main IPC: H01M10/46
- IPC: H01M10/46
Abstract:
A method is provided for indicating state of charge of a battery being charged by a charger. The method includes: supplying a charging current from a battery charger to a battery pack; determining voltage of battery cells residing in the battery pack; and illuminating a visual indicator on the battery charger to indicate state of charge of the battery pack, where brightness of the visual indicator correlates to the voltage of the battery cells in the battery pack.
Public/Granted literature
- US20120081074A1 STATE OF CHARGE INDICATOR FOR A BATTERY CHARGER Public/Granted day:2012-04-05
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