| 摘要 |
<p>A vortex sprinkler has a vortex chamber (4) delimited in the downward direction by a bottom surface (6) and in the upward direction by a rimmed opening (8) leading to the atmosphere, at least one liquid inlet (10) leading substantially tangentially into the vortex chamber (4), and a plurality of slots (14) cut across the rim (12) of the opening (8), wherein the slots (14) are cut in a direction substantially tangential with respect to the vortex chamber (4).</p> |
