SPRAY NOZZLE

摘要

PROBLEM TO BE SOLVED: To provide a spray nozzle preventing a nozzle from blocking without using a means for shortening the whole length of the spray nozzle or the like. SOLUTION: The spray nozzle 1 for spraying a spray material comprises a nozzle body 2 of double pipe structure in which an inner pipe 3 formed with a plurality of blow out holes 6 in a peripheral wall 3a and allowing the spray material to flow through inside is included in an outer pipe, and a compressed air supply means for supplying compressed air CA into a space S formed between the outer pipe 4 and the inner pipe 3. COPYRIGHT: (C)2008,JPO&INPIT