Variation coded electro-mechanical lock and method of using same
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United States of America Patent
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Feb 2, 1999
Grant Date -
N/A
app pub date -
Jun 3, 1997
filing date -
Jun 3, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A battery powered electro-mechanical lock and method of actuating it under normal battery voltage level condition an access variation arrangement enables the lock to be opened upon the single entry of a correct access code and under low battery voltage levels conditions another access variation arrangements, which prevents the lock from being opened unless the user enters the correct access code N number of times, where N is between 2 and 24.
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