| 摘要 |
PROBLEM TO BE SOLVED: To provide a low-cost pipe fitting formed from a small number of component parts which is embodied in a simple structure and excels in the easiness in assembling operations. SOLUTION: A pipe fitting is to generate a connection by inserting a male member 2 into a female member 1 and is furnished with a male member inserting hole leading to a flow passage formed in the body of the female member, wherein a lock member roll-out groove 13 having a taper surface is formed at the inner wall of the inserting hole, and a sleeve to be furnished at the inserting hole is equipped with a plurality of lock member holding parts which can insert a lock member 4 in circumferential direction in the inserting hole with possibility of emerging and retracting, and a slit 3d of the specified length is formed in axial direction between the holding parts, and the female member and sleeve 3 can be assembled by intruding the sleeve into the inserting hole from the front. |
