Title:
PIPE BODY PORTION CONNECTION STRUCTURE, JOINT PIPE, AND MANUFACTURING METHOD OF JOINT PIPE
Document Type and Number:
Japanese Patent JP2020106047
Kind Code:
A
Abstract:
To provide a pipe body portion connection structure for easily connecting two connection object pipe bodies in compact when both of them are so-called female type.SOLUTION: A pipe body portion connection structure A in which first and second flange portions 80A, 80B of first and second connection object pipe body portions 8A, 8B include a locking member 9 locked thereon so that they are not separated from each other, further includes a joint pipe F having a joint pipe main body portion 1 provided with a pair of flange-like bead portions 12 integrally formed on both end portions and provided with an expanded pipe portion 14 substantially at a center portion, and a cylindrical spacer 2 fixed to the joint pipe main body portion 1 by utilizing the expanded pipe portion 14, and forming recessed groove 13 on which O-rings 7 for sealing are mounted on mutual positions to the bead portions 12. The joint pipe F is fitted into the first and second connection object pipe body portions 8A, 8B in a state of striding over both of them.SELECTED DRAWING: Figure 1
Inventors:
OKUDA JOJI
OKUDA YASUNARI
MAEDA TSUTOMU
HIRONAKA YOSHIKI
OKUDA YASUNARI
MAEDA TSUTOMU
HIRONAKA YOSHIKI
Application Number:
JP2018242609A
Publication Date:
July 09, 2020
Filing Date:
December 26, 2018
Export Citation:
Assignee:
NORITZ CORP
International Classes:
F16L23/04; F16L23/16; F16L37/14
Attorney, Agent or Firm:
Masato Tsutsui