JPH0481106B2 - - Google Patents

Info

Publication number
JPH0481106B2
JPH0481106B2 JP59124755A JP12475584A JPH0481106B2 JP H0481106 B2 JPH0481106 B2 JP H0481106B2 JP 59124755 A JP59124755 A JP 59124755A JP 12475584 A JP12475584 A JP 12475584A JP H0481106 B2 JPH0481106 B2 JP H0481106B2
Authority
JP
Japan
Prior art keywords
fin
needle
fins
predetermined pitch
cuts
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 - Lifetime
Application number
JP59124755A
Other languages
English (en)
Japanese (ja)
Other versions
JPS613998A (ja
Inventor
Yoshuki Komori
Tetsuya Kato
Hiroshi Ikagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP12475584A priority Critical patent/JPS613998A/ja
Publication of JPS613998A publication Critical patent/JPS613998A/ja
Publication of JPH0481106B2 publication Critical patent/JPH0481106B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/126—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element consisting of zig-zag shaped fins
    • F28F1/128—Fins with openings, e.g. louvered fins

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Punching Or Piercing (AREA)
JP12475584A 1984-06-18 1984-06-18 針状フインの製造方法 Granted JPS613998A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12475584A JPS613998A (ja) 1984-06-18 1984-06-18 針状フインの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12475584A JPS613998A (ja) 1984-06-18 1984-06-18 針状フインの製造方法

Publications (2)

Publication Number Publication Date
JPS613998A JPS613998A (ja) 1986-01-09
JPH0481106B2 true JPH0481106B2 (enExample) 1992-12-22

Family

ID=14893312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12475584A Granted JPS613998A (ja) 1984-06-18 1984-06-18 針状フインの製造方法

Country Status (1)

Country Link
JP (1) JPS613998A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6411479U (enExample) * 1987-07-10 1989-01-20

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5135818B2 (enExample) * 1973-05-11 1976-10-05

Also Published As

Publication number Publication date
JPS613998A (ja) 1986-01-09

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