作者: Sten L Bostrom
DOI:
关键词: Bistability 、 Electrical engineering 、 Electronic circuit 、 Electric energy 、 Transmission (telecommunications) 、 Energy (signal processing) 、 Terminal (electronics) 、 Signal 、 Electric properties 、 Computer science
摘要: A locking device, comprising a mechanical means adapted to be electrically controlled, source of electric energy, receiver for receiving such key insertable into mating keyhole and arranged thereby connect said transmission energy thereto, number target terminals distributed spaced according first predetermined pattern within means, an equal output on pattern, each terminal being arranged, upon the correct insertion cooperate with respective supply plurality conducting paths leading from at least one terminals, circuit components comprised modify characteristic properties propagated along paths, generate conditions second specific key, having input connected signal when as value some property bistable devices actuated therefrom, third corresponds values effective open manual modifying paths.