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Mobile plant proximity detection and warning system

  • US 20020175825A1
  • Filed: 05/25/2001
  • Published: 11/28/2002
  • Est. Priority Date: 05/25/2001
  • Status: Active Grant
First Claim
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1. A movement detection and warning system comprising a transmitter means for transmitting a signal in association with an event or an object, the signal being adapted for triggering a detector means, said detector means being tuned to only detect the signal transmitted by the transmitter means when the detector is located within a predetermined distance from the transmitter means, said detector means activating an alarm means in response to being triggered by the transmitted signal thereby providing an early and distinct warning to people in the vicinity of the detectors in order to eliminate or reduce the chances of the person sustaining injury.

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