Arcing fault detector

Claim 1

A BUS DUCT SYSTEM INCLUDING AN ELONGATED HOUSING, A PLURALITY OF BUS BARS EXTENDING ALONG THE LENGTH OF SAID HOUSING, MEANS POSITIONING SAID BUS BARS WITHIN SAID HOUSING AND INSULATED FROM EACH OTHER, A CIRCUIT INTERRUPTER CONNECTED IN CIRCUIT WITH SAID BUS BARS FOR CONNECTING SAID BUS BARS TO A SOURCE OF ELECTRICAL ENERGY, SAID CIRCUIT INTERRUPTER INCLUDING A TRIPPING MEANS WHICH WHEN ACTUATED AUTOMATICALLY CAUSES SAID CIRCUIT INTERRUPTER TO OPEN, ARCING FAULT DETECTING MEANS TO DETERMINE THE PRESENCE OF CURRENT ARCS BETWEEN SAID BUS BARS AS WELL AS CURRENT ARCS BETWEEN SAID BUS BARS AND SAID HOUSING; SAID ARCING FAULT DETECTING MEANS INCLUDING A MESSENGER WIRE DISPOSED WITHIN SAID HOUSING AND EXTENDING ALONG THE LENGTH THEREOF, AN ACTUATING MEANS CONNECTED TO SAID TRIPPING MEANS, SAID ACTUATING MEANS CONNECTED IN A CIRCUIT WITH SAID MESSENGER WIRE AND BEING ENERGIZED WHEN SAID MESSENGER WIRE IS SUBJECTED TO AN ARCING FAULT, SAID ACTUATING MEANS UPON ENERGIZATION THEREOF ACTUATING SAID TRIPPING MEANS THEREBY OPENING SAID CIRCUIT INTERRUPTER.