SPRINKLER Russian patent published in 2005 - IPC

FIELD: fire-fighting equipment, particularly for spraying liquid in controllable space during fire extinguishment.

SUBSTANCE: sprinkler comprises body with orifice closed with valve, thrust means, heat-sensitive member and deflector having bails. Thrust means is made as a plurality of rods formed of frangible material, located symmetrically relative body axis and having neck portions. Heat-sensitive member is formed as a curved plate of shape-memory material. Plate is rigidly secured to outside bracket in the plate middle. Outside bracket is mounted on one bail opposite to rod neck portions. Plate ends are bent in rod direction and plate end is connected to adjacent neck portion by flexible tie.

EFFECT: increased efficiency.

7 dwg