Motor vehicles – With means for promoting safety of vehicle – its occupant or... – By preventing unauthorized or unintended access or use
Patent
1989-03-08
1990-06-26
Bertsch, Richard A.
Motor vehicles
With means for promoting safety of vehicle, its occupant or...
By preventing unauthorized or unintended access or use
70252, B60R 2502
Patent
active
049364081
ABSTRACT:
Apparatus for preventing theft of an automobile having a rotatable steering shaft for steering the vehicle and an ignition mounted at a fixed position, includes three equiangularly disposed holes extending transversely through the steering shaft; a steering shaft locking pin movable between a locking position in any hole and an unlocking position out of the holes; and ignition shaft engageable with the steering shaft locking pin for moving the latter into and out of the holes; a dead bolt locking pin engaged by the ignition; a spring which moves the dead bolt locking pin into blocking relation to the steering shaft locking pin to prevent removal thereof from a hole in the steering shaft when the ignition is removed from its fixed position; the upper end of the dead bolt locking pin extending through a first slot in a steering wheel locking plate positioned about the steering shaft and engaging a horn spring to actuate a horn; a plate locking pin engaged by the ignition shaft and movable into a second slot in the steering wheel locking plate when the ignition is turned off; a wire spring connecting the ignition shaft to the plate locking pin; a spring guide rod engaged with the wire spring to prevent removal thereof; and an ignition gear mounted on the ignition shaft and including a projection positioned beneath the plate locking pin when the latter is in its locking position within the second slot of the steering wheel locking plate.
REFERENCES:
patent: 4167222 (1979-09-01), El Bindari
patent: 4258560 (1981-03-01), Jessop
patent: 4438421 (1984-03-01), Adkins
patent: 4712639 (1987-12-01), Solow
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