Title:
DOUBLE PIPE JOINT AND PIPING SYSTEM
Document Type and Number:
Japanese Patent JP2018204704
Kind Code:
A
Abstract:
To allow easy connection of an inner pipe to an inner pipe connection port and easy cutting processing of a double pipe.SOLUTION: A double pipe adapter joint is for connection of a double pipe 10 in which a first flow channel is constituted in an inner pipe 11 and a second flow channel is constituted in a clearance between the inner pipe 11 and an outer pipe 12. The double pipe adapter joint includes an inner pipe connection port 32 for connection of the inner pipe 11 and an outer pipe connection port 22 for connection of the outer pipe 12. The inner pipe connection port 32 and the outer pipe connection port 22 are formed such that a joint position of the inner pipe 11 is positioned inward a joint position of the outer pipe 12 in an axial direction.SELECTED DRAWING: Figure 2
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Inventors:
ABE TOSHIHIKO
Application Number:
JP2017111057A
Publication Date:
December 27, 2018
Filing Date:
June 05, 2017
Export Citation:
Assignee:
HP LIVING LIFE CORP
International Classes:
F16L39/00; E03C1/02
Attorney, Agent or Firm:
Shinryo International Patent Office