SIGNALING DEVICE FOR MINE-SWEEPING BY CONTACT SWEEP Russian patent published in 2010 - IPC B63G7/04 

FIELD: transport.

SUBSTANCE: invention relates to mine-sweeping technique. The signaling device contains an element included in sweep rigging through which an action of swept mine on sweep is felt. There is device for transmitting data on sweeping to towing vessel equipment. The element through which an action of swept mine on sweep is felt is made as spring-loaded arm installed on sweeping part with possibility to be turned when pressed by mine anchor line sliding over sweeping part. The device for transmitting data on sweeping includes contactor triggered when the arm turned, self-contained electric power supply connected with contactor, and coded signal generation equipment fed from the said electric power supply and fitted with hydroacoustic antenna emitting acoustic pulse group.

EFFECT: invention makes possible to increase reliability of data on the fact of a mine being swept by contact sweep and to designate the place where this sweeping has occurred.

3 dwg