| 摘要 |
<p>PURPOSE:To provide a fitting method between socket and nipple easy to work and low in manufacturing cost which exhibits a firm fitting force. CONSTITUTION:A 6-12 angled polygonal hole 3 for nipple fitting which is easy to work is provided on the flange part 2 of a socket 1, fitted to the fitting groove of a nipple, and inserted into the locking part of the nipple, and one end of a hose nipped by the locking part and the socket 1 is fastened from the outer circumferential surface by the fastening part of the socket 1, whereby the socket 1 and the nipple are firmly fitted to each other.</p> |
