FIELD: locking of various objects. SUBSTANCE: coder has key 1, lock 2, hermetically sealed reed relay 4, selector switch 5, current transducer 6, comparator 7, storage element 8, time setters 9 and 10, AND circuit, actuator 12, magnet 13, heater 14, four connectors and a heat-insulating sleeve. 5-9-11, 4-10-11, 6-7-8-11, 11-12. EFFECT: enhanced reliability. 3 dwg
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Authors
Dates
1994-02-28—Published
1990-12-07—Filed