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System for triggering a protecting device

  • US 5,990,569 A
  • Filed: 05/28/1997
  • Issued: 11/23/1999
  • Est. Priority Date: 10/04/1994
  • Status: Expired due to Fees
First Claim
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1. An electrical energization system for a D.C. voltage operated ignition device arranged to trigger a safety device in an emergency, comprising:

  • a D.C. power supply network operating at a first voltage that is insufficient to activate said ignition device;

    a voltage generator arrangement connected to the power supply network and arranged to provide a second D.C. power supply at a second voltage that is higher than said first voltage;

    said ignition device connected to said second power supply and configured so as to be electrically activatable by the second voltage but not activatable by said first voltage.

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