DEVICE FOR UNFOLDING BREAKDOWN ALARM AND ALARM OUTPUT Russian patent published in 2019 - IPC G08B1/08 

FIELD: portable security alarm devices.

SUBSTANCE: invention relates to portable security and alarm devices and can be used for protection of perimeter or various objects. Disclosed is a device for deploying breakdown alarm and outputting an alarm signal, comprising an alarm unit and a cartridge with a inertia-free coil, on which a wire is wound, characterized in that the cartridge is made in the form of a cup, in which a inertia-free coil with a wire is arranged coaxially to it, the turns of which on the adjacent levels intersect at an angle α, in range of 30 to 60 degrees, on the closed end of the cassette has a hole for removing the wire, on the open end of the cassette there is an element of the docking assembly, a metal bracket with a textile loop, as well as sound and light annunciators, on the upper end of the inertia-free coil there is a contact plate, electric contacts of which are connected to spring contacts of the alarm unit.

EFFECT: increased efficiency of installation of breakdown alarm wire.

8 cl, 2 dwg