JPS6422172U - - Google Patents

Info

Publication number
JPS6422172U
JPS6422172U JP11393687U JP11393687U JPS6422172U JP S6422172 U JPS6422172 U JP S6422172U JP 11393687 U JP11393687 U JP 11393687U JP 11393687 U JP11393687 U JP 11393687U JP S6422172 U JPS6422172 U JP S6422172U
Authority
JP
Japan
Prior art keywords
tube
hollow core
pipe
core material
outer tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP11393687U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP11393687U priority Critical patent/JPS6422172U/ja
Publication of JPS6422172U publication Critical patent/JPS6422172U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Branch Pipes, Bends, And The Like (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Description

【図面の簡単な説明】
第1図及び第2図は本考案の実施例を示すため
の断面図である。第3図及び第4図は先行例を示
すための断面図である。 1……外管、2……テイーズ、3……内管、4
……外皮、5……芯材、6……二重管、7……中
空継手、8……突起部、9……肉盛部、10……
裏波。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外管とは相互に溶接不能又は困難な金属又は合
    金からなる内管を、外管の内壁との間に空間を設
    けて該外管内に配置し、該外管の開口端を中空継
    手を介して液密に封止してなる二重管の端部構造
    であつて、該中空継手は、該内管の外径と略同一
    の内径を有する中空芯材と、該中空芯材の外面に
    接合され、該外管の内径と略同一の外径を有する
    外皮との複合構造を有し、かつ、該外皮が該外管
    と溶接可能な金属又は合金からなり、該中空芯材
    は該内管と溶接可能な金属又は合金からなり、該
    中空芯材を該外管の端部において該外管と該内管
    との中にはめ込み、該外管と該外皮とを、また、
    該中空芯材と該内管とをそれぞれ溶接することに
    より該外管の開口端の液密封止と該内管と該外管
    との接合を行なつてなる二重管の端部構造におい
    て、該中空芯材の端部に、該中空芯材と該内管と
    を溶接するために必要な量の肉量の突起部を設け
    たことを特徴とする二重管の端部構造。
JP11393687U 1987-07-27 1987-07-27 Pending JPS6422172U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11393687U JPS6422172U (ja) 1987-07-27 1987-07-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11393687U JPS6422172U (ja) 1987-07-27 1987-07-27

Publications (1)

Publication Number Publication Date
JPS6422172U true JPS6422172U (ja) 1989-02-03

Family

ID=31354224

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11393687U Pending JPS6422172U (ja) 1987-07-27 1987-07-27

Country Status (1)

Country Link
JP (1) JPS6422172U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0451708U (ja) * 1990-09-05 1992-04-30

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0451708U (ja) * 1990-09-05 1992-04-30

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