Vehicle door opening apparatus

Details Vehicle door opening apparatus Vehicle door opening apparatus

1977-03-18

1978-11-28

Bonck, Rodney H.

Locks

Operating mechanism

Using a powered device

70237, 70277, 180112, E05B 4700

Patent

active

041270185

ABSTRACT:
A cartridge mounted in a sleeve on the exterior of a motor vehicle door receives a planar card having raised, conductive indicia for completing an electric circuit on a plate forming a part of the cartridge. The circuit energizes a solenoid attached to an interior door handle of the vehicle for rotating the handle to unlock the door when the vehicle keys have been lost, misplaced or inadvertently left in the ignition, and the doors of the vehicle have been locked.

REFERENCES:
patent: 2028852 (1936-01-01), Vincent
patent: 2057532 (1936-10-01), MacDonald
patent: 2105304 (1938-01-01), Wagner
patent: 2155298 (1939-04-01), Brill
patent: 2376846 (1945-05-01), Field et al.
patent: 2431381 (1947-11-01), Elliott
patent: 2473664 (1949-06-01), Taylor
patent: 2967916 (1961-01-01), Williams
patent: 3182144 (1965-05-01), Shoe
patent: 3541874 (1970-11-01), Du Rocher
patent: 3644745 (1972-02-01), Bell
patent: 3720284 (1973-03-01), Myers
patent: 3777306 (1973-12-01), Speickhoff
patent: 3846640 (1974-11-01), Mihlhauser

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