Automatic locking device for automobile door

Details Automatic locking device for automobile door Automatic locking device for automobile door

1986-09-03

1988-03-08

Roskoski, Bernard

Electrical transmission or interconnection systems

Vehicle mounted systems

Automobile

70263, 180289, B60R 2504

Patent

active

047301201

ABSTRACT:
An automatic locking device for an automobile door which can automatically lock a door a few seconds after the key is removed from the ignition switch and the door is closed. The device includes a key switch for detecting the insertion and removal of a key, a door switch for controlling the power source, and time-differential-type relays for operating an actuator.

REFERENCES:
patent: 3399554 (1968-09-01), Hogue
patent: 4240516 (1980-12-01), Henderson et al.
patent: 4327353 (1982-04-01), Beard et al.
patent: 4572320 (1986-02-01), Robbins, Jr.
Japanese Utility Model Early-Publication No. 56-112250.

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