CH401876A - Die for forming helical finned tubes starting from rectilinear finned tubes - Google Patents

Die for forming helical finned tubes starting from rectilinear finned tubes

Info

Publication number
CH401876A
CH401876A CH339763A CH339763A CH401876A CH 401876 A CH401876 A CH 401876A CH 339763 A CH339763 A CH 339763A CH 339763 A CH339763 A CH 339763A CH 401876 A CH401876 A CH 401876A
Authority
CH
Switzerland
Prior art keywords
finned tubes
rectilinear
die
starting
forming helical
Prior art date
Application number
CH339763A
Other languages
French (fr)
Inventor
Cazeneuve Robert
Herenguel Jean
Scheideker Michel
Original Assignee
Commissariat Energie Atomique
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 Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Publication of CH401876A publication Critical patent/CH401876A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with helical guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/202—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with guides parallel to the tube axis
CH339763A 1962-03-21 1963-03-18 Die for forming helical finned tubes starting from rectilinear finned tubes CH401876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR891775A FR1325783A (en) 1962-03-21 1962-03-21 Process for obtaining tubular products with helical fins and device for carrying out the process

Publications (1)

Publication Number Publication Date
CH401876A true CH401876A (en) 1965-11-15

Family

ID=8775010

Family Applications (1)

Application Number Title Priority Date Filing Date
CH339763A CH401876A (en) 1962-03-21 1963-03-18 Die for forming helical finned tubes starting from rectilinear finned tubes

Country Status (4)

Country Link
CH (1) CH401876A (en)
FR (1) FR1325783A (en)
GB (1) GB961011A (en)
LU (1) LU43328A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0144460A1 (en) * 1983-12-10 1985-06-19 Wieland-Werke AG Method of manufacturing a heat exchanger pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0144460A1 (en) * 1983-12-10 1985-06-19 Wieland-Werke AG Method of manufacturing a heat exchanger pipe

Also Published As

Publication number Publication date
LU43328A1 (en) 1963-05-11
FR1325783A (en) 1963-05-03
GB961011A (en) 1964-06-17

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