| 摘要 |
PROBLEM TO BE SOLVED: To provide a pipe fitting capable of being recycled, having a comparatively short total length, and simplifying manual pipe connecting work at a job site. SOLUTION: This pipe fitting has a main body portion 1 and an outer cylindrical portion 4 screwed together, the main body portion 1 comprises an appliance connecting portion 2 and an inner cylindrical part 3 for press-fitting and connecting a pipe T, a sleeve 5 is stored in an inner peripheral area of the outer cylindrical portion 4 in a locked state to a pipe insertion side, and the pipe T is fixed while being pressed and held between the sleeve 5 and the inner cylindrical portion 3. The main body portion 1 is screwed together with the outer cylindrical portion 4, and is composed of the appliance connecting portion 2 and the inner cylindrical portion 3 constituted independently from the appliance connecting portion 2, and a part of the inner cylindrical portion 3 is detachably inserted in the appliance connecting portion 2 on the same axis. COPYRIGHT: (C)2007,JPO&INPIT
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