FR2269388A1 - Spiral strips from flat bar - esp. turbulence-generating inserts for heat exchanger tubes - Google Patents

Spiral strips from flat bar - esp. turbulence-generating inserts for heat exchanger tubes

Info

Publication number
FR2269388A1
FR2269388A1 FR7513454A FR7513454A FR2269388A1 FR 2269388 A1 FR2269388 A1 FR 2269388A1 FR 7513454 A FR7513454 A FR 7513454A FR 7513454 A FR7513454 A FR 7513454A FR 2269388 A1 FR2269388 A1 FR 2269388A1
Authority
FR
France
Prior art keywords
flat bar
heat exchanger
exchanger tubes
esp
turbulence
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.)
Granted
Application number
FR7513454A
Other languages
English (en)
Other versions
FR2269388B1 (fr
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.)
Mahle Behr GmbH and Co KG
Original Assignee
Behr GmbH and Co KG
Mahle Behr GmbH and Co KG
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 Behr GmbH and Co KG, Mahle Behr GmbH and Co KG filed Critical Behr GmbH and Co KG
Publication of FR2269388A1 publication Critical patent/FR2269388A1/fr
Application granted granted Critical
Publication of FR2269388B1 publication Critical patent/FR2269388B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/14—Twisting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
FR7513454A 1974-05-03 1975-04-29 Spiral strips from flat bar - esp. turbulence-generating inserts for heat exchanger tubes Granted FR2269388A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742421550 DE2421550A1 (de) 1974-05-03 1974-05-03 Verfahren und vorrichtung zum herstellen wendelfoermiger blechstreifen, insbesondere turbulenzeinlagen fuer waermetauscher

Publications (2)

Publication Number Publication Date
FR2269388A1 true FR2269388A1 (en) 1975-11-28
FR2269388B1 FR2269388B1 (fr) 1979-03-16

Family

ID=5914625

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513454A Granted FR2269388A1 (en) 1974-05-03 1975-04-29 Spiral strips from flat bar - esp. turbulence-generating inserts for heat exchanger tubes

Country Status (2)

Country Link
DE (1) DE2421550A1 (fr)
FR (1) FR2269388A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985001691A1 (fr) * 1983-10-21 1985-04-25 P.V. Trim Limited Ameliorations a des echangeurs de chaleur

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2848679A1 (de) * 1978-11-09 1980-05-22 Bayer Ag Verfahren und vorrichtung zur herstellung von gewendelten streifen
DE3566924D1 (en) * 1984-10-30 1989-01-26 Vaillant Joh Gmbh & Co Tube of a heat exchanger and procedure of manufacturing of a helix for such a tube
DE3443930A1 (de) * 1984-12-01 1986-06-05 Buschmeier, Dieter Vorrichtung zum fortlaufenden biegen von wendeln
GB8913197D0 (en) * 1989-06-08 1989-07-26 Helix Reinforcements Twisting apparatus
CN103240315A (zh) * 2013-05-15 2013-08-14 蚌埠金威滤清器有限公司 金属薄板管件滚筋机
JP2018089937A (ja) * 2016-12-07 2018-06-14 化成工業株式会社 螺旋状層構造体、及び螺旋状層構造体の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1985001691A1 (fr) * 1983-10-21 1985-04-25 P.V. Trim Limited Ameliorations a des echangeurs de chaleur

Also Published As

Publication number Publication date
FR2269388B1 (fr) 1979-03-16
DE2421550A1 (de) 1975-11-13

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Legal Events

Date Code Title Description
ST Notification of lapse