Patent ID: 6696968
Filing Date: 2004-02-24
Classification: H02K

Abstract:
A visualization luminous device adapted for electric motors of equipments supplied by three-phase voltage, allowing a person to visualize with certainty whether there is presence of voltage downstream blades of a disconnecting switch or circuit breakers which had been placed in an off-position, comprising:a plurality of red translucent polycarbonate lenses each being engaged inside a red threaded polycarbonate lens that is in turn being screwed to a threaded polycarbonate socket, said threaded sockets each being fixed to a hexagonal nut in black polycarbonate, said hexagonal nuts being connected to a case of said device in polycarbonate filled with epoxy; and a plurality of metal screws are connected to said case and individually bounded by a polycarbonate separator allowing a wiring link from each of said screws to each of a plurality of diodes connected to a corresponding resistance, each said resistance being connected to a red light that is being Visualization luminous device adapted for electric motors of equipments supplied by three-phase voltage, fitted to a corresponding one of said red translucent polycarbonate lenses.