| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pipe joint capable of decreasing removing processes of an outer face layer of a hose, having stable performance and reducing cost. <P>SOLUTION: In a first embodiment, irregular parts 13 in a chevron shape are formed at a predetermined interval on an inner face of a socket 12. Fine protrusions 14 contacting with a hose outer face 15 are formed at a tip end part 13a of the irregular part 13. The fine protrusions 14 at the tip end part 13a of the irregular part 13 are formed by knurling processing. In a second embodiment, the irregular parts 13 in the chevron shape are formed at a predetermined interval on an inner face of a socket 12. Flat parts 16 and combined protrusions 18 consisting of part of the flat part 16 and a sharp protrusion 17 are formed at the tip end part 13a of the irregular part 13. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
