CHARGING DEVICE FOR BATTERY PACK FOR POWER TOOL
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United States of America Patent
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Issued Date -
Aug 20, 2015
app pub date -
Feb 5, 2015
filing date -
Feb 14, 2014
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Abstract
A charging device for a battery pack for a power tool comprises; a holder comprising a plurality of charging-ports where a battery pack for a power tool can be detachably fixed, wherein a secondary battery that can be charged and discharged and an information output section that can output information related to the secondary battery are integrated in the battery pack; a fuel cell that generates electric power by oxidation reaction of fuel and an oxidant; an information obtaining section to obtain information related to a battery pack fixed to the holder from the information output section; and, a controlling unit that controls charging power for one or more battery packs fixed to the holder based on information obtained in the information obtaining section.
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