Method and Apparatus for Identifying When an Individual is in Proximity to an Object

An apparatus for identifying when an individual is in proximity to an object having a sensor portion having an electromagnetic field. The apparatus has a personal alarm device that is worn by the individual which detects the presence of the magnetic field and produces a signal indicating the persona...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Hakins, David, Hard, Andrew, Dunkin, Brian, Bertosh, Mike
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS BASIC ELECTRONIC CIRCUITRY BLASTING DETECTING MASSES OR OBJECTS ELECTRICITY ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS GEOPHYSICS GRAVITATIONAL MEASUREMENTS HEATING LIGHTING MEASURING MECHANICAL ENGINEERING ORDER TELEGRAPHS PHYSICS PULSE TECHNIQUE SAFETY DEVICES IN GENERAL SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	An apparatus for identifying when an individual is in proximity to an object having a sensor portion having an electromagnetic field. The apparatus has a personal alarm device that is worn by the individual which detects the presence of the magnetic field and produces a signal indicating the personal alarm device is within the electromagnetic field. The sensor portion having an exclusion zone where the electromagnetic field is effectively negated so the PAD does not produce an alarm in the exclusion zone. A method for identifying when an individual is in proximity to an object. A field extension module. A proximity device.