FR2345240A1 - Procede et dispositif de fabrication de serpentins tubulaires plans - Google Patents

Procede et dispositif de fabrication de serpentins tubulaires plans

Info

Publication number
FR2345240A1
FR2345240A1 FR7609241A FR7609241A FR2345240A1 FR 2345240 A1 FR2345240 A1 FR 2345240A1 FR 7609241 A FR7609241 A FR 7609241A FR 7609241 A FR7609241 A FR 7609241A FR 2345240 A1 FR2345240 A1 FR 2345240A1
Authority
FR
France
Prior art keywords
tubes
mandrel
stack
rails
flat coils
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
FR7609241A
Other languages
English (en)
French (fr)
Other versions
FR2345240B1 (enExample
Inventor
Andre Brisseaux
Claude Molina
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.)
Rio Tinto France SAS
Original Assignee
Aluminium Pechiney SA
Societe de Vente de lAluminium Pechiney SA
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 Aluminium Pechiney SA, Societe de Vente de lAluminium Pechiney SA filed Critical Aluminium Pechiney SA
Priority to FR7609241A priority Critical patent/FR2345240A1/fr
Publication of FR2345240A1 publication Critical patent/FR2345240A1/fr
Application granted granted Critical
Publication of FR2345240B1 publication Critical patent/FR2345240B1/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
    • B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
    • B21D11/07—Making serpentine-shaped articles by bending essentially in one plane

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Motors, Generators (AREA)
FR7609241A 1976-03-23 1976-03-23 Procede et dispositif de fabrication de serpentins tubulaires plans Granted FR2345240A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7609241A FR2345240A1 (fr) 1976-03-23 1976-03-23 Procede et dispositif de fabrication de serpentins tubulaires plans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7609241A FR2345240A1 (fr) 1976-03-23 1976-03-23 Procede et dispositif de fabrication de serpentins tubulaires plans

Publications (2)

Publication Number Publication Date
FR2345240A1 true FR2345240A1 (fr) 1977-10-21
FR2345240B1 FR2345240B1 (enExample) 1978-08-25

Family

ID=9171160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7609241A Granted FR2345240A1 (fr) 1976-03-23 1976-03-23 Procede et dispositif de fabrication de serpentins tubulaires plans

Country Status (1)

Country Link
FR (1) FR2345240A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108620467A (zh) * 2018-02-05 2018-10-09 青岛海尔特种电冰柜有限公司 内冷管自动拉伸设备及加工方法
US11456652B2 (en) * 2014-08-25 2022-09-27 Borgwarner Inc. Wire forming apparatus for electric machine winding

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2223099A1 (en) * 1973-03-26 1974-10-25 Cometube Method of mfg. tubular metal framework - involves bending tube at multiple points, with flattening at gripping point

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2223099A1 (en) * 1973-03-26 1974-10-25 Cometube Method of mfg. tubular metal framework - involves bending tube at multiple points, with flattening at gripping point

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11456652B2 (en) * 2014-08-25 2022-09-27 Borgwarner Inc. Wire forming apparatus for electric machine winding
CN108620467A (zh) * 2018-02-05 2018-10-09 青岛海尔特种电冰柜有限公司 内冷管自动拉伸设备及加工方法
CN108620467B (zh) * 2018-02-05 2024-02-20 青岛海尔特种电冰柜有限公司 内冷管自动拉伸设备及加工方法

Also Published As

Publication number Publication date
FR2345240B1 (enExample) 1978-08-25

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Legal Events

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