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SAFETY SYSTEM AND METHOD

  • US 20090140856A1
  • Filed: 06/03/2005
  • Published: 06/04/2009
  • Est. Priority Date: 06/04/2004
  • Status: Abandoned Application
First Claim
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1. A lockout method for locking out at least one isolation element of a plant, said method including the steps of:

  • (i) communicating a locking signal from a mobile unit to an electro-mechanical locking device whilst said electro-mechanical locking device is in an unlocked position, said locking signal including a unique operator identifier whereby said electromechanical locking device is moved to a locked position in response to said locking signal;

    (ii) storing said unique operator identifier in said electro-mechanical locking device; and

    (iii) communicating a confirmation signal from said electro-mechanical locking device to said mobile unit, said confirmation signal confirming said electro-mechanical locking device is in said locked position;

    wherein, said electro-mechanical locking device isolates energy at said isolation element when said electro-mechanical locking device is in said locked position.

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