FR2175980A1 - - Google Patents

Info

Publication number
FR2175980A1
FR2175980A1 FR7308898A FR7308898A FR2175980A1 FR 2175980 A1 FR2175980 A1 FR 2175980A1 FR 7308898 A FR7308898 A FR 7308898A FR 7308898 A FR7308898 A FR 7308898A FR 2175980 A1 FR2175980 A1 FR 2175980A1
Authority
FR
France
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
FR7308898A
Other languages
French (fr)
Other versions
FR2175980B3 (enrdf_load_stackoverflow
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.)
Berliner Mashinenbau AG
Original Assignee
Berliner Mashinenbau AG
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 Berliner Mashinenbau AG filed Critical Berliner Mashinenbau AG
Publication of FR2175980A1 publication Critical patent/FR2175980A1/fr
Application granted granted Critical
Publication of FR2175980B3 publication Critical patent/FR2175980B3/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/128—Control or regulating devices
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
FR7308898A 1972-03-13 1973-03-13 Expired FR2175980B3 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2212744A DE2212744B2 (de) 1972-03-13 1972-03-13 Steuereinrichtung zum Verstellen von Biegewalzen eines Schraubennahtrohrwerkes

Publications (2)

Publication Number Publication Date
FR2175980A1 true FR2175980A1 (enrdf_load_stackoverflow) 1973-10-26
FR2175980B3 FR2175980B3 (enrdf_load_stackoverflow) 1976-03-12

Family

ID=38283985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7308898A Expired FR2175980B3 (enrdf_load_stackoverflow) 1972-03-13 1973-03-13

Country Status (5)

Country Link
US (1) US3905536A (enrdf_load_stackoverflow)
CA (1) CA987139A (enrdf_load_stackoverflow)
DE (1) DE2212744B2 (enrdf_load_stackoverflow)
FR (1) FR2175980B3 (enrdf_load_stackoverflow)
GB (1) GB1415382A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3116060C2 (de) * 1981-04-22 1986-07-17 Nippon Steel Corp., Tokio/Tokyo Verfahren und Vorrichtung zum Herstellen von Schraubennahtrohren
FR2504417B1 (fr) * 1981-04-22 1986-05-02 Nippon Steel Corp Procede et appareil pour la fabrication d'un tube soude en spirale
US4436239A (en) 1981-04-29 1984-03-13 Nippon Steel Corporation Method and apparatus for manufacturing spiral pipe
US4606208A (en) * 1984-05-16 1986-08-19 Kaiser Steel Corporation Pipe forming apparatus
EP0677341A1 (en) * 1994-04-14 1995-10-18 Spiro Machines S.A. Forming head for the production of helically wound tubing
US5957366A (en) * 1997-10-21 1999-09-28 Ameron International Corporation Helically formed welded pipe and diameter control
IT1311775B1 (it) * 1999-01-19 2002-03-19 Andrea Toffanin Dispositivo di regolazione della posizione dei rulli forgianti in unalinea di profilatura.
JP3479503B2 (ja) * 2000-08-29 2003-12-15 株式会社ミハル 曲げ加工品および曲げ加工方法およびそれに用いる曲げ加工装置
CN104889207A (zh) * 2015-05-28 2015-09-09 南京皓威机械有限公司 高自由度三辊制管机

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1659754A (en) * 1925-06-03 1928-02-21 California Corrugated Culvert Making spiral pipe
US3093103A (en) * 1958-02-10 1963-06-11 Florence B Berkeley Method of producing spiral pipe
US3146331A (en) * 1961-10-18 1964-08-25 Hoesch Ag Apparatus for producing helical-seam pipe
US3208138A (en) * 1962-09-24 1965-09-28 Driam S A Method and apparatus for adjusting the welding-gap width in a helicalseam tube-making installation

Also Published As

Publication number Publication date
DE2212744B2 (de) 1974-02-21
FR2175980B3 (enrdf_load_stackoverflow) 1976-03-12
CA987139A (en) 1976-04-13
US3905536A (en) 1975-09-16
DE2212744A1 (de) 1973-09-27
GB1415382A (en) 1975-11-26

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Legal Events

Date Code Title Description
ST Notification of lapse