| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rapid pipe joint that prevents pseudo leak (leak from the joint itself) from leaking out into a chamber. <P>SOLUTION: The joint includes an exhaust passage 7 which discharges a test gas leaking out from a seal part 3b outside, in the vicinity of the seal part 3b of a piston 3 having the seal part 3b for airtightly connecting with a connecting tube. <P>COPYRIGHT: (C)2012,JPO&INPIT |
