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Portable power source

  • US 7,161,253 B2
  • Filed: 08/06/2003
  • Issued: 01/09/2007
  • Est. Priority Date: 08/06/2003
  • Status: Expired due to Fees
First Claim
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1. A portable power source for starting engine-driven equipment having a starter motor, the portable power source comprising:

  • an electrochemical power supply;

    a housing substantially enclosing the electrochemical power supply;

    a switch electrically connected to the electrochemical power supply and having an ON position with a fixed contact, and a START position with a momentary contact;

    a connector electrically connected to the switch and operable to be electrically connected to the starter motor;

    wherein the switch is configured to allow a momentary current from the electrochemical power supply to the connector only for the duration the switch is manually held in the START position; and

    wherein the switch is configured to allow a fixed current from the electrochemical power supply to the connector when the switch is manually switched to the ON position.

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