| 摘要 |
<p>Provided is a nozzle tip member capable of adjusting the shape and arrangement of a port from which fluid is jetted with ease and at low cost without exchange of a nozzle or a nozzle tip portion. A nozzle tip member in which a fluid is jetted from an injection port and a fluid is jetted from one or more side ports disposed around the injection port, including a first nozzle member provided with a plate-shaped base portion and a convex portion substantially perpendicular to the base portion, and having, in the inside, a hole as the injection port inside the convex portion, and a second nozzle member having a through hole as an opening engaged with the convex portion in a plate-shaped second nozzle body, wherein the inner circumference surface of the through hole and/or the outer circumference surface of the convex portion have one or more grooves, the second nozzle member is set on the first nozzle member while the trough hole is engaged with the convex portion, and the side ports are configured by the grooves and the outer circumference surface of the convex portion and/or the grooves and the inner circumference surface of the through hole.</p> |
