| 摘要 |
PROBLEM TO BE SOLVED: To provide a structure of a joint capable of simply and securely sealing even if a high-pressure fluid flows in a tube. SOLUTION: The structure of the joint is provided with the tube forming a flow passage of fluid, an inner member which includes a flow passage of fluid joining the tube together and is formed with stepped surface on the outer peripheral side and a joint body which includes a fit hole inserting through the inner member and the fit hole includes engagement surface engaging with the stepped surface. The tube includes tapered joint end face slanted at a predetermined angle with respect to a flow passage direction. The inner member includes joint receiving face engaging with the joint end face. The joint body is performed with a spiral track which imparts fastening force so as to press the joint end face to the joint receiving face and is provided with a bolt member intermeshing the spiral track and the bolt member includes a fit portion which engages with a flange attached to the tube. COPYRIGHT: (C)2010,JPO&INPIT |
