Title:
配管接続構造
Document Type and Number:
Japanese Patent JP7095883
Kind Code:
B2
Abstract:
To provide a technology that can adjust an angle formed between end parts of pipes connected to each other while securing sealability.SOLUTION: An apical surface 111a of a protrusion part 111 includes an annular convex spherical surface protruding in a convex form toward the tip side, and a receiving surface 211a of a receiving part 211 includes an annular concave spherical surface recessed in a concave form toward the rear side. An insertion part 224 includes an inclined inner peripheral surface 224a, which inclines spreading from the tip side to the rear side, so that a second pipe body part 210 at the root side can be inserted thereinto in a state that a second pipe part 21 inclines relative to a first pipe part 11.SELECTED DRAWING: Figure 14
Inventors:
Yujiro Mori
Application Number:
JP2019190158A
Publication Date:
July 05, 2022
Filing Date:
October 17, 2019
Export Citation:
Assignee:
Shinjuku Pipe Industry Co., Ltd.
International Classes:
F16L19/025
Domestic Patent References:
| JP30003400Y1 | ||||
| JP2018184968A | ||||
| JP53041816A | ||||
| JP58084486U |
Foreign References:
| US5415439 |
Attorney, Agent or Firm:
Akatsuki Joint Patent Office