| 摘要 |
Detector of attempt to breach a lock, comprising according to the invention: a cover (1) that can pass from a first position in which it covers means (40) of opening or closing said lock (4) in such a way as to make them inaccessible, to a second position in which it does not prevent access to said opening or closing means (40), and vice versa; and means (51, 52) of opening and closing an electrical circuit (6) to generate and cut off an electrical signal (S1, S2) indicative of a passing of said cover (1) from the first to the second position and vice versa; said opening and closing means (51, 52) of an electrical circuit (6) comprising at least one contact element (51) with one element (41) of said lock (4) forming one section of said electrical circuit (6). The invention also relates to the lock, the door and the alarm system comprising such a detector. |
