SPRINKLER WITH CONTROLLED START-UP Russian patent published in 2010 - IPC A62C37/08 A62C35/10 

FIELD: health, fire-prevention means.

SUBSTANCE: invention is related to fire-prevention equipment, to facilities for prevention or retention of fire, in particular to sprinklers, and may be used in automatic installations of water and foam fire extinguishing. Technical objective of invention is provision of possibility for remote control and monitoring of sprinkler condition, i.e. determination of sprinkler actuation fact condition, and also monitoring of sprinkler readiness for operation. For this purpose sprinkler is equipped with normally closed contact group, which is connected to outlets of thermal heating element. Body of sprinkler contains stop valve, which is pressed through sealing disk spring, heat damaging sensitive element, which is connected with heat sensitive element, outlets of which are intended for connection with control power supply source.

EFFECT: remote control of sprinkler condition, permanent monitoring of sprinkler condition, and also monitoring of sprinkler readiness for operation.

3 cl, 1 dwg