Patent ID: 8860250
Filing Date: 2014-10-14
Classification: H02J,Y02B,Y02E

Abstract:
1. A portable power supply system, comprising: a movable enclosure; a battery secured within the enclosure; a battery charger secured within the enclosure, the battery charger electrically connected to the battery for charging the battery; a DC/AC inverter secured within the enclosure, the DC/AC inverter electrically connected to the battery and configured to convert a direct current supplied by the battery to an alternating current; a power outlet including at least one household electrical connection; a transfer switch secured within the enclosure, the transfer switch being electrically connected to the DC/AC inverter, the battery charger, the power outlet and a power source input, wherein when household power is supplied to the power source input, the transfer switch is configured to supply the household power to the battery charger and the power outlet, and when the household power is unavailable at the power source input, the transfer switch is configured to supply the alternating current generated by the DC/AC inverter to the power outlet; and a power and run time display that is configured to display a current power output level of the portable power supplying system and an estimated full battery charge run time of the portable power system simultaneously.