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, valve, heat-sensitive member made as plate of shape-memory material, rest means and deflector having orifices with heat-isolation bushes press-fitted inside the orifices so that heat-sensitive plate ends pass through the bushes. Rest means is made as posts symmetrically arranged around sprinkler axes. Heat-sensitive member plate is bent so that plate envelops posts from diametrically opposite sides thereof.

EFFECT: increased speed of sprinkler response.

3 cl, 2 dwg