| 摘要 |
PROBLEM TO BE SOLVED: To provide a pipe joint in which a movable portion can be protected. SOLUTION: The pipe joint is provided with a sleeve having a protrusion in the inner periphery, and between the protrusion inside the sleeve and the end face of the sleeve, a supporting ring, an elastically extensible annular packing and a pressing ring are arranged in this order from the center side of the sleeve. COPYRIGHT: (C)2008,JPO&INPIT
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