Remote control starting system

Claim 1

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver to start the automobile engine, said transceiver being adapted to transmit a check range signal, and said receiver-transmitter circuit means being adapted to transmit a signal to said transceiver responsive to said check range signal indicating that the automobile is within range to remotely start the engine thereof.

Claim 2

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver to start the automobile engine, said transceiver being adapted to transmit a check range signal, and said receiver-transmitter circuit means being adapted to transmit a signal to said transceiver responsive to said check range signal indicating that the automobile is within range to remotely start the engine thereof.

Claim 4

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals established by modulation of an RF signal, said transceiver comprising a circuit means including a plurality of tone generator having tuning fork elements therein, said tone generators being adapted to produce a plurality of separate distinct audio modulating frequencies, said transceiver circuit further including switch means adapted to effect modulation of said RF signal by selected ones of said modulating frequencies, and receiver-transmitter means including circuiT means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver to start the automobile engine.

Claim 5

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals established by modulation of an RF signal, said transceiver comprising a circuit means including a plurality of tone generator having tuning fork elements therein, said tone generators being adapted to produce a plurality of separate distinct audio modulating frequencies, said transceiver circuit further including switch means adapted to effect modulation of said RF signal by selected ones of said modulating frequencies, and receiver-transmitter means including circuiT means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver to start the automobile engine.

Claim 6

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver whereby to start the automobile engine, said receiver-transmitter circuit means including an engine-run timer circuit adapted to limit the duration of running of the engine after initial starting thereof.

Claim 7

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver whereby to start the automobile engine, said receiver-transmitter circuit means including an engine-run timer circuit adapted to limit the duration of running of the engine after initial starting thereof.

Claim 8

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver whereby to start the automobile engine, said receiver-transmitter circuit means including a door switch interlock circuit associated with the doors of the auto, said interlock circuit being adapted to terminate running of the automobile engine after initial starting thereof upon opening of a door of the automobile.

Claim 9

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver whereby to start the automobile engine, said receiver-transmitter circuit means including a door switch interlock circuit associated with the doors of the auto, said interlock circuit being adapted to terminate running of the automobile engine after initial starting thereof upon opening of a door of the automobile.

Claim 10

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver whereby to start the automobile engine, said receiver-transmitter circuit including means to effect transmission of a pulsating tone signal to said transceiver upon starting of the engine by said selected signal.

Claim 11

A system for remotely starting an engine of an automobile having doors, an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the automobile engine, comprising a transceiver adapted to transmit a plurality of radio signals, said transceiver including circuit means adapted to produce a plurality of audio frequency signals and modulate an RF signal with selected ones of said audio frequency signals to establish said radio signals, and receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver whereby to start the automobile engine, said receiver-transmitter circuit including means to effect transmission of a pulsating tone signal to said transceiver upon starting of the engine by said selected signal.

Claim 12

A system for remotely starting an engine of an automobile having an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals, receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver to start the automobile engine, and an actuating solenoid operatively associated with said receiver-transmitter means and the fuel flow lever means, said actuating solenoid comprising a base having a coil winding support portion, said coil winding support portion having a core receiving bore therein, a coil winding disposed on said base winding support portion and adapted to establish a magnetic field thereabout, a ferromagnetic sleeve member disposed about said coil and adapted to have a magnetic field induced thereabout from the magnetic field established about said coil winding, a cap member received over said sleeve member for movement toward and away from said base, first ferromagnetic means supported by said cap member for axial movement within said core receiving bore such that the magnetic field about said coil exerts a force on said first ferromagnetic means in a direction to move said cap member toward said base, and second ferromagnetic means supported by said cap member in a manner such that said second ferromagnetic means enters the magnetic field induced in said sleeve member during movement of said cap member toward said base to exert a further force on said cap member in a direction to move said cap member toward said base, and means supported by said cap member for engagement with the fuel flow lever means, said receiver-transmitter means including circuit means adapted to effect energizing of said coil winding upon receipt of a selected signal from said transceiver to actuate the fuel flow lever means.

Claim 13

A system for remotely starting an engine of an automobile having an ignition circuit, an electric starter motor, and lever means for selectively effecting the flow of fuel to the engine, comprising, in combination, a transceiver adapted to transmit a plurality of radio signals, receiver-transmitter means including circuit means adapted to effect energizing of the ignition circuit and the starter motor upon receipt of a selected signal from said transceiver to start the automobile engine, and an actuating solenoid operatively associated with said receiver-transmitter means and the fuel flow lever means, said actuating solenoid comprising a base having a coil winding support portion, said coil winding support portion having a core receiving bore therein, a coil winding disposed on said base winding support portion and adapted to establish a magnetic field thereabout, a ferromagnetic sleeve member disposed about said coil and adapted to have a magnetic field induced thereabout from the magnetic field established about said coil winding, a cap member received over said sleeve member for movement toward and away from said base, first ferromagnetic means supported by said cap member for axial movement within said core receiving bore such that the magnetic field about said coil exerts a force on said first ferromagnetic means in a direction to move said cap member toward said base, and second ferromagnetic means supported by said cap member in a manner such that said second ferromagnetic means enters the magnetic field induced in said sleeve member during movement of said cap member toward said base to exert a further force on said cap member in a direction to move said cap member toward said base, and means supported by said cap member for engagement with the fuel flow lever means, said receiver-transmitter means including circuit means adapted to effect energizing of said coil winding upon receipt of a selected signal from said transceiver to actuate the fuel flow lever means.