Patent ID: 9434264
Filing Date: 2016-09-06
CPC Classification: B60L,Y02E,Y02T,Y04S

Claim Text:
1. An electric power supply device adapted to be connected to a charging connector of an electric vehicle, comprising: a housing; a first power cable, extending from the housing, and including a first connection plug configured to be connected to the charging connector; an electric power invert portion, provided in the housing, and configured to perform a DC/AC invert of an electric power supplied from the electric vehicle via the first power cable and to lower a voltage of the electric power; an electric power output portion, provided in the housing, and configured to output the electric power from the electric power invert portion; an operation control portion, provided in the housing, and configured to control an operation of the electric power invert portion; and a built-in battery, provided in the housing, and configured to store an electric power of the lower-voltage electric current of DC, and to supply the electric power stored in the built-in battery to the operation control portion and the first connection plug in a state of being electrically connected to the operation control portion and the first connection plug, whereby the electric power invert portion becomes performable, the electric power is supplied to a discharging control portion of the electric vehicle via the first connection plug, and the discharging control portion is performed by the electric power so that the electric power can be transmitted from the electric vehicle to the electric power supply device.