Electronic lock

Patent

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Details

E05B 4900

Patent

active

039783766

ABSTRACT:
An electronic lock providing open/close commands to operate electrically controlled doors. Contacts operated in a predetermined sequence discharge and charge capacitors transfering charge along a capacitor chain to finally close an electronic switch. Contacts not part of the predetermined sequence briefly disable the lock when operated.

REFERENCES:
patent: 3242388 (1966-03-01), Tellerman

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