DC POWER SUPPLY DEVICE
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United States of America Patent
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Issued Date -
Dec 10, 2015
app pub date -
Sep 10, 2014
filing date -
Nov 21, 2013
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Abstract
A direct current power source portion for converting inputted alternating current power to direct current power of a predetermined voltage, a plus terminal and a minus terminal connected to the direct current power source and outputting the direct current power, a communication portion for detecting a first input voltage value preset in an electric device, a controlling portion for setting voltage of the direct current power outputted from the direct current power source portion at the first input voltage value inputted from the communication portion, and a remaining voltage processing portion having a capacitor connected in parallel between the plus terminal and the minus terminal and smoothing the direct current power, the remaining voltage processing portion discharging electric charge stored in the capacitor based on the first input voltage value.
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