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System and method for safe disablement of mobile pieces of equipment (MPEs)

  • US 20050242971A1
  • Filed: 11/17/2004
  • Published: 11/03/2005
  • Est. Priority Date: 07/15/2003
  • Status: Abandoned Application
First Claim
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1. A method for controlled disablement of a mobile piece of equipment MPE from a remote location, comprising:

  • providing a host processor coupled to a communications means operable to transmit a wireless Operational Commands to a MPE remotely located from the host processor, wherein the Operational Commands include Enable and Disable Commands;

    providing a communications unit onboard a MPE operable to receive the wireless operational commands, wherein said communications unit is coupled to a CPU onboard the MPE;

    providing at least one component control unit (CCU) linked to the CPU by a communications means and actuatable by the CPU, wherein the CCU is coupled to at least one critical component of the MPE and is operable in a first mode of operation to disable the at least one critical component to effect immobilization of the MPE in response to a Disable Command and is operable in a second mode of operation to enable the at least one critical component in response to an Enable Command;

    providing a software algorithm resident on the CPU which initiates a Disable Procedure in response to a Disable Command received by the CPU;

    wherein the Disable Procedure comprises the steps of;

    querying the binary status of the MPE key power circuit, wherein said step of querying the binary status of the key power circuit is repeated continuously at a pre-set interval if the key power circuit is on; and

    disabling the at least one critical component if key power circuit is off for a pre-determined interval by actuating the CCU.

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