Keyless locking system

Details Keyless locking system Keyless locking system

1996-03-18

1998-11-24

Zimmerman, Brian

Communications: electrical

Continuously variable indicating

With meter reading

70278, G06F 704, E05B 4900

Patent

active

058413618

ABSTRACT:
A keyless locking system suitable for use in applications such as locking doors, enabling garage door openers, enabling industrial machine operation, enabling automotive ignition systems and the like. The locking system is comprised of a micro-controller, a keypad, application specific firmware, and operating mechanisms to unlock/enable or lock/disable a particular door, drawer, machine, etc.

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patent: 5604489 (1997-02-01), Hyatt, Jr.
patent: 5609051 (1997-03-01), Donaldson

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