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Publication of DE351261CpublicationCriticalpatent/DE351261C/en
Patent-Anspruch:Patent claim:Elektrische AlarmeinrichtunganSchlössern, dadurch gekennzeichnet, daß zwischen der
mit dem einen Pol des Alarmkreises elektrisch verbundenen Vorderplatte des Schloßgehäuses
und den Zuhaltungen ein isolierter, an den anderen Pol angeschlossener Kontaktkörper
derart eingeschaltet ist, daß beim Anbohren des Schlosses in der Ebene, in der die Zuhaltungen liegen, durch das Werkzeug
hindurch ein Stromschluß des Alarmkreises hergestellt wird.Electrical alarm device on locks, characterized in that between the
with one pole of the alarm circuit electrically connected front plate of the lock housing
and the tumblers an insulated contact body connected to the other pole
is switched on in such a way that when the lock is drilled in the plane in which the tumblers are located, by the tool
through a current circuit of the alarm circuit is established.
DENDAT351261D
Electric alarm device on locks
ExpiredDE351261C
(en)