FIELD: locks, particularly electronic locks to protect against intrusion, namely electronic coded locks.
SUBSTANCE: device has unit 1 for false code determination, control unit 2, trigger 3, counter 4, AND elements 5, 6, inputs 7, unblocking input 8 and outputs 9, 10. Unit 1 has additional inputs, control unit 2 comprises additional outputs. Counter 4 includes the second clear input. Trigger 3 has the second output. AND element 6 has the third input and new links between functional units and elements.
EFFECT: increased protection against quick purposeful lock blocking.
5 dwg
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Authors
Dates
2005-02-27—Published
2003-11-24—Filed