PIPE FITTING

摘要

PURPOSE: To simplify the structure, easily and quickly perform a connecting work in a narrow site, and firmly lock a connected pipe to keep the stable connecting state without a backlash. CONSTITUTION: This pipe fitting comprises a joint body having a tapered female thread part 6a at the opening end and a cylindrical retainer 2 having a male thread part 7 to be screwed to the tapered female thread part 6a and a plurality of small disc continuous bodies 31... formed of two or three pipe locking small discs 4 buried so as to be partially protruded to the outer circumferential side along the ridges of the male thread part 7 and partially protruded from an inside surface 8.