Patent ID: 6075447
Filing Date: 2000-06-13
Classification: A47G,G08B

Abstract:
A Christmas tree smoke detection system comprising:a power unit adapted for transforming alternating current into direct current; includinga battery operationally connected to an output of said power unit;a male connector with a rectangular configuration including a top face, a bottom face, and a thin periphery, the periphery including three tubular inlets and the top face having a linear protrusion extending in parallel relationship with the tubular inlets, wherein the inlets are connected to the output of said power unit and said battery via a wire;a plurality of smoke detector units each including a casing having a bottom face having a bottom plate mounted thereon with a plurality of slots formed therein, a triple strand outlet cable with a first end entering the casing at an apex thereof and including a pair of power outlet wires and a signal outlet wire wherein the triple strand outlet cable has a second end with a male connector mounted thereon with a rectangular configuration including a top face, a bottom face, and a thin periphery including three tubular inlets and the top face having a linear protrusion extending in parallel relationship with the tubular inlets, and a triple strand inlet cable entering the casing at the apex thereof and including a pair of power inlet wires and a signal inlet wire wherein the triple strand inlet cable has a female connector mounted thereon with a rectangular configuration and a recess formed therein with three prongs mounted therein and an inner face of the recess having a linear groove extending in parallel relationship with the prongs, wherein the wires of the inlet cable are connected to the wires of the outlet cable, the smoke detector units each having a smoke detector positioned within the casing and having an input connected to the power inlet wires of the inlet cable and having an output connected to a voltage controlled switch connected between a grounded one of the power inlet wires and the signal outlet wire for transmitting an activation signal on the signal outlet wire upon the detection of smoke;a single alarm unit with a triple strand inlet cable entering the alarm unit and including a pair of power inlet wires and a signal inlet wire wherein the triple strand inlet cable has a female connector mounted thereon with a rectangular configuration and a recess formed therein with three prongs mounted therein and an inner face of the recess having a linear groove extending in parallel relationship with the prongs, the alarm unit further including a speaker connected between the signal inlet wire and the grounded one of the power inlet wires for emitting an audible sound upon the receipt of the activation signal, a light being connected between the signal inlet wire and the grounded one of the power inlet wires for emitting a light upon the receipt of the activation signal, a transmitter positioned within alarm unit and connected between the signal inlet wire and the grounded one of the power inlet wires for emitting a radio signal via free space upon the receipt of the activation signal, and a test button positioned on the alarm unit and connected between a hot one of the power inlet wires and the signal inlet wire for providing the speaker, the light, and the transmitter with the activation signal upon the depression thereof; anda portable unit including a speaker for emitting an audible sound upon the actuation thereof, a light for emitting a visual indication upon the actuation thereof and a receiver connected to the speaker and the light for actuating the same upon the receipt of the radio signal.