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Heat and/or light producing unit powered by a lithium secondary cell battery with high charge and discharge rate capability

  • US 8,487,221 B2
  • Filed: 09/26/2011
  • Issued: 07/16/2013
  • Est. Priority Date: 12/12/2006
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a lithium ion battery;

    a portable room area heating unit, comprising an electrical device configured to use electrical energy from said lithium ion battery, wherein said electrical device comprises a resistive heating element configured to provide heat to an area outside of and adjacent to said apparatus;

    an electrical inverter configured to convert direct current to alternating current;

    a control system comprising control hardware and embedded software, said control system configured to automatically control the resistive heating element; and

    a housing configured to house said portable heating unit, said lithium ion battery, said electrical inverter, and said control system.

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