Power supply with automatic charge measuring capability

  • US 5,621,298 A
  • Filed: 10/06/1994
  • Issued: 04/15/1997
  • Est. Priority Date: 10/06/1994
  • Status: Expired due to Fees
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First Claim
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1. A battery charger for connection between an input power source and a battery, comprising:

  • an equipment set providing a known load; and

    means for automatically measuring a charge in said battery as said batter and said equipment set remain connected to said input power source, said charge measuring means including means for electrically isolating said equipment set and said battery from said input power source to thereby partially discharge the battery through the equipment set, and means for thereafter automatically electrically reconnecting the equipment set and battery to said input power source to thereby recharge the battery, said recharging occurring before said battery is discharged below a level required to drive the equipment set.

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