FIELD: protection of various objects against access of strangers, persons, in particular-electronic code locks.
SUBSTANCE: the device has switch 1, units 2,3 for reception and comparison of codes, unit 5 for reception of the unlocking code, 6AND, 7AND, 8AND gates, counter 9, input lines 10, 11 and output lines 12, 13. Use is made of 8AND gate, third input-switch 1, group of outputs in unit 2 for reception and comparison of codes, third and fourth inputs, second output and group of outputs - in unit 3 for reception and comparison of codes, two groups of inputs - in unit 5 for reception of the unlocking code, new couplings between the functional units and gates.
EFFECT: enhanced protection against purpose quick interlocking.
6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ELECTRONIC LOCK CONTROLLER | 2006 |
|
RU2345203C2 |
| CONTROL DEVICE FOR CODED LOCK | 2003 |
|
RU2247205C1 |
| ELECTRONIC LOCK CONTROLLER | 2006 |
|
RU2345204C2 |
| ELECTRONIC LOCK | 2002 |
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RU2221921C2 |
| ELECTRONIC LOCK CONTROL DEVICE | 2002 |
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RU2209909C1 |
| DEVICE FOR CONTROL OF ELECTRONIC LOCK | 2003 |
|
RU2235178C1 |
| INTERFACE FOR LINKING DIGITAL COMPUTER WITH USING EQUIPMENT | 0 |
|
SU1298762A2 |
| DECODER OF NUMBER CODE | 0 |
|
SU1181157A1 |
| DEVICE FOR CHECKING LOGIC UNITS | 0 |
|
SU1254489A1 |
| ELECTRONIC LOCK CONTROL DEVICE | 2003 |
|
RU2240415C9 |
