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Multiple battery management system

  • US 20020076071A1
  • Filed: 09/25/2001
  • Published: 06/20/2002
  • Est. Priority Date: 09/26/2000
  • Status: Active Grant
First Claim
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1. A power management system for a power supply providing power to electrical equipment, the power supply comprising a first rechargeable battery and at least one further rechargeable battery, with each battery independently providing power to the electrical equipment through a switching means, wherein the management system comprises a management means for controlling the operation of the switching means to place the system in a first state where the electrical equipment draws power from only the first battery or at least in a further state where the electrical equipment draws power from only said at least one further battery.

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