FIELD: installments with the electric power drive.
SUBSTANCE: invention relates to the installments with the electric power drive; the installment contains the housing base member, the brushless DC electric motor, the handle, the switch, the electric battery, and three-phase bridge connection for operating the brushless DC electric motor; the three-phase bridge connection contains the switching device and the capacitor; the capacitor is connected in parallel with the three-phase bridge connection; the three-phase bridge connection is located nearby the brushless DC electric motor inside of the housing base member; the capacitor is located nearby the switching device.
EFFECT: application of switching devices of lower voltage resistance and the capacitor of lower capacity.
8 cl, 4 dwg
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Authors
Dates
2012-02-20—Published
2009-12-25—Filed