| US 7,570,011 B2 | ||
| Battery charger | ||
| Shailesh P. Waikar, Cockeysville, Md. (US); and Bhanuprasad V. Gorti, Abingdon, Md. (US) | ||
| Assigned to Black & Decker Inc., Newark, Del. (US) | ||
| Filed on Apr. 07, 2006, as Appl. No. 11/399,948. | ||
| Claims priority of provisional application 60/676041, filed on Apr. 29, 2005. | ||
| Prior Publication US 2006/0250112 A1, Nov. 09, 2006 | ||
| Int. Cl. H02J 7/14 (2006.01) | ||
| U.S. Cl. 320—104 [320/103; 320/107; 320/123] | 7 Claims |
| 1. A charger comprising:
a power supply connectable to an outside power source;
first and second battery power sources connected to the power supply for providing power to a battery pack, the first and
second battery power sources being connected in parallel to the battery and respectively having non-synchronized first and
second variable power outputs, the first and second variable power outputs having first and second maximum magnitudes; and
a controller connected to the first and second battery power sources for controlling the first and second battery power sources.
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