Patent ID: 6481644
Filing Date: 2002-11-19
Classification: A62C,B05B

Abstract:
A sprinkler nozzle (1) for use in a sprinkler system, comprising:a sprinkler nozzle housing (2) with a passage (3) therethrough for liquid, and a sprinkler nozzle pin assembly (4, 5) arranged coaxially in the passage (3) of the sprinkler nozzle housing (2), wherein, the sprinkler nozzle pin assembly comprises an inner sprinkler nozzle pin part (4) fixed to the sprinkler nozzle housing (2), and an outer sprinkler nozzle pin part (5) surrounding said inner sprinkler nozzle pin part and displaceably arranged in the sprinkler nozzle housing (2); said inner sprinkler nozzle pin part (4) having a discharge end formed with a first deflecting face (12) for liquid, said first deflecting face (12) sloping outwardly toward the outer sprinkler nozzle pin part (5) in a direction of liquid flow through said passage; said outer sprinkler pin part (5) having a discharge end formed with a second, exterior deflecting face (8) and a third, interior deflecting face (9), said second deflecting face (8) sloping outwardly toward said sprinkler nozzle housing (2) in the liquid flow direction, and said third deflecting face sloping inwardly toward the inner sprinkler nozzle pin part (4) in the liquid flow direction.