SOUND AND LIGHT SIGNALLING DEVICE Russian patent published in 2014 - IPC F42B12/36 

FIELD: physics.

SUBSTANCE: sound and light signalling device comprises an igniter capsule placed in a throttling sleeve. The sleeve is mounted on a cover which is provided with a sealing ring and directed on a block of sound stars, which is mounted in series with a block of channel light stars in a common tubular housing in the form of a cup, each channel light star adjoining a blow-off charge. The block of sound stars is separated by receivers from the throttling sleeve and the block of light stars, sealed at the bottom by a layer of mastic compound, wherein an ignition charge is placed in the lower receiver and a damping cushion is placed at the bottom of the housing.

EFFECT: providing functional reliability of the signalling device owing to guaranteed successive action of sound and light signals, which enables use thereof when concealed in the ground as a reactive information means of securing a perimeter of a closed territory from intrusion.

2 dwg