A WORKER PROXIMITY DETECTION SYSTEM COMPRISING OF A MACHINE UNIT, A LOGGER UNIT AND A USER UNIT, FOR USE AS AN AID TO SAFETY WHERE GROUND WORKERS MUST WORK IN CLOSE PROXIMITY TO OPERATING MACHINERY. THE SYSTEM WORKS ON THE PRINCIPLE OF LOW FREQUENCY INDUCTIVE PICKUP WITH THE MAIN UNIT INSTALLED IN THE MACHINE AND THE USER UNIT WORN ON THE OPERATIVES HELMET OR BELT. THE LOGGER UNIT IS USED FOR SYSTEM SETUP AND DOWNLOADING THE ALARM LOG. THE PACKAGING CONSISTS OF A SINGLE CARDBOARD BOX CARRYING THE TRADEMARK.

CLASSIFICATION IS DETERMINED BY THE PROVISIONS OF THE GENERAL RULES 1 5B AND 6 FOR THE INTERPRETATION OF THE COMBINED NOMENCLATURE; THE TEXT OF CODES 8531, 8531 80, 8531 80 95; THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 8531;