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Hood intrusion and loss of AC power detection with automatic time stamp

  • US 7,100,210 B2
  • Filed: 08/06/2001
  • Issued: 08/29/2006
  • Est. Priority Date: 08/19/1998
  • Status: Expired due to Fees
First Claim
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1. A method of detecting removal of a component of an electrical system, comprising the steps of:

  • triggering a detection circuit upon removal of a component;

    disconnecting a counter within the detection circuit to retain data related to when said component was removed; and

    storing the retained data in non-volatile memory.

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