| 摘要 |
PROBLEM TO BE SOLVED: To provide a sprinkler nozzle capable of facilitating the management of a sprinkler path and bypass and attaining long service life. SOLUTION: In the sprinkler nozzle, a fitting recess 8 capable of fitting an annular member 3 is provided at a tip opening part 2 of a nozzle body 1, an insertion hole in which a valve element 7 is inserted is formed in the annular member 3 fitted into the fitting recess 8, the valve element 7 is provided with a screw part 7a which is screwed with a screw part 4a provided in a water channel 4 of the valve body 1, the annular member 3 is provided with a recessed groove forming the water channel 4 into which water having controlled flow rate by the valve body 7 is introduced and the sprinkler path 6 communicating with the outside of the nozzle body 1 and defining the jetting direction and the jetting angle of water to structure so as to set the sprinkling direction of the sprinkler path 6 by the turning of the annular member 3, the bypass 11 communicating with the sprinkler path 6 is provided in the annular member 3 and the bypass 11 comprises a linear through hole communicating with the sprinkler path 6 at one end, communicating with the outside of the valve body 1 at another end and penetrating the annular member 3. COPYRIGHT: (C)2009,JPO&INPIT
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