Booster pack with storage capacitor

  • US 7,015,674 B2
  • Filed: 03/28/2002
  • Issued: 03/21/2006
  • Est. Priority Date: 06/22/2001
  • Status: Active Grant
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First Claim
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1. An apparatus for starting a vehicle having a depleted vehicle battery, the apparatus comprising:

  • a portable jump-start booster pack, separate from the vehicle, comprising;

    a positive connector configured to couple to a positive terminal of the vehicle battery;

    a negative connector configured to couple to a negative terminal of the vehicle battery;

    a storage capacitor configured to provide starting energy to the vehicle when electrical connection is made between the storage capacitor and the vehicle battery through the positive and negative connectors; and

    a DC-DC converter circuit configured to receive a supply voltage, from a source that is independent of the apparatus for starting the vehicle, and to provide a charging voltage, as a function of the supply voltage, to charge the storage capacitor, wherein the charging voltage is greater than the supply voltage.

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