Power tool powered by power supplies having different rated voltages
作者： Cox John D , Velderman Matthew J , Vanko John C , Seman Jr Andrew E , White Daniel J
DOI:
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摘要: A power tool is provided including a brushless motor having rotor and stator. supply interface arranged to selectively receive first input from nominal voltage second voltage, where at least the does not fall within approximately operating range of motor. control circuit switch switches that electric one or motor, controller controls switching operation optimize level corresponding
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