JPH0430475Y2 - - Google Patents

Info

Publication number
JPH0430475Y2
JPH0430475Y2 JP1986118218U JP11821886U JPH0430475Y2 JP H0430475 Y2 JPH0430475 Y2 JP H0430475Y2 JP 1986118218 U JP1986118218 U JP 1986118218U JP 11821886 U JP11821886 U JP 11821886U JP H0430475 Y2 JPH0430475 Y2 JP H0430475Y2
Authority
JP
Japan
Prior art keywords
spiral groove
surface side
pipe
main pipe
peripheral surface
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.)
Expired
Application number
JP1986118218U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6324479U (en:Method
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 JP1986118218U priority Critical patent/JPH0430475Y2/ja
Publication of JPS6324479U publication Critical patent/JPS6324479U/ja
Application granted granted Critical
Publication of JPH0430475Y2 publication Critical patent/JPH0430475Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Rigid Pipes And Flexible Pipes (AREA)
JP1986118218U 1986-07-31 1986-07-31 Expired JPH0430475Y2 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986118218U JPH0430475Y2 (en:Method) 1986-07-31 1986-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986118218U JPH0430475Y2 (en:Method) 1986-07-31 1986-07-31

Publications (2)

Publication Number Publication Date
JPS6324479U JPS6324479U (en:Method) 1988-02-18
JPH0430475Y2 true JPH0430475Y2 (en:Method) 1992-07-22

Family

ID=31004466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986118218U Expired JPH0430475Y2 (en:Method) 1986-07-31 1986-07-31

Country Status (1)

Country Link
JP (1) JPH0430475Y2 (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5661012B2 (ja) * 2011-09-22 2015-01-28 三菱電機株式会社 捩り管形熱交換器および捩り管形熱交換器の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5318898U (en:Method) * 1976-07-27 1978-02-17

Also Published As

Publication number Publication date
JPS6324479U (en:Method) 1988-02-18

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