Communications: electrical – Selective – Having indication or alarm
Patent
1975-04-10
1977-08-09
Waring, Alvin H.
Communications: electrical
Selective
Having indication or alarm
340224, 180114, 307 10AT, B60R 2510
Patent
active
040414507
ABSTRACT:
An intrusion alarm ignition control system for a motor vehicle comprises a plurality activation switches adapted to be received in the frames of the doors, engine hood and trunk hood of the motor vehicle. Stop members are rotatably mounted in each frame, wherein the stop members prevent closure of the door, engine hood or trunk hood. Each stop member is activated by an electromagnetic element wired in series to each activation switch. An electric key lock switch contained in the body of the motor vehicle is wired in series to a transmitter unit having an antenna contained within the motor vehicle. Each of the series consisting of one activation switch and one electromagnetic element is wired in parallel between the battery of the motor vehicle and the electric key lock switch. An electromagnetic member is wired in series between the transmitter and the battery. A lever type electric switch adapted to be received in the ignition wire of the motor vehicle is open and closed by the electromagnetic member. A receiver unit of a stationary or pocket type is remotely located from the motor vehicle, wherein a signal device is associated with the receiver unit.
REFERENCES:
patent: 3893069 (1975-07-01), Mason
Lawrence Peska Associates
Waring Alvin H.
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