FR2447771B1 - - Google Patents

Info

Publication number
FR2447771B1
FR2447771B1 FR8002392A FR8002392A FR2447771B1 FR 2447771 B1 FR2447771 B1 FR 2447771B1 FR 8002392 A FR8002392 A FR 8002392A FR 8002392 A FR8002392 A FR 8002392A FR 2447771 B1 FR2447771 B1 FR 2447771B1
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.)
Expired
Application number
FR8002392A
Other languages
French (fr)
Other versions
FR2447771A1 (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.)
Benteler Deustchland GmbH
Original Assignee
Benteler Deustchland GmbH
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 Benteler Deustchland GmbH filed Critical Benteler Deustchland GmbH
Publication of FR2447771A1 publication Critical patent/FR2447771A1/fr
Application granted granted Critical
Publication of FR2447771B1 publication Critical patent/FR2447771B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/025—Seam welding; Backing means; Inserts for rectilinear seams
    • 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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
FR8002392A 1979-02-05 1980-02-04 Dispositif de soudage pour mats coniques Granted FR2447771A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792904269 DE2904269C2 (de) 1979-02-05 1979-02-05 Schweißvorrichtung für konische Masten

Publications (2)

Publication Number Publication Date
FR2447771A1 FR2447771A1 (fr) 1980-08-29
FR2447771B1 true FR2447771B1 (ko) 1983-02-18

Family

ID=6062186

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002392A Granted FR2447771A1 (fr) 1979-02-05 1980-02-04 Dispositif de soudage pour mats coniques

Country Status (4)

Country Link
DE (1) DE2904269C2 (ko)
ES (1) ES488226A1 (ko)
FR (1) FR2447771A1 (ko)
GB (1) GB2042394B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100411819C (zh) * 2005-12-23 2008-08-20 昆山市华恒焊接设备技术有限责任公司 柔性自动定心夹具
WO2008132767A1 (en) * 2007-04-30 2008-11-06 Officine Meccaniche Murgesi S.R.L. Method and system for longitudinally welding tapered tubular shafts

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR471528A (fr) * 1913-07-05 1914-10-30 Louis Greenberg Perfectionnements aux ventilateurs
GB809129A (en) * 1954-11-25 1959-02-18 Linde Eismasch Ag Apparatus for fusion butt welding the adjacent longitudinal edges of tube lengths
DE1912394C3 (de) * 1969-03-12 1983-01-05 Benteler-Werke Ag Werk Neuhaus, 4790 Paderborn Schweißvorrichtung für das Verschweißen des längsgerichteten Schweißspaltes schlitzrohrartig geformter Hohlkörper, insbesondere konischer Masten

Also Published As

Publication number Publication date
GB2042394B (en) 1982-12-01
FR2447771A1 (fr) 1980-08-29
DE2904269A1 (de) 1980-08-07
ES488226A1 (es) 1980-09-16
DE2904269C2 (de) 1983-07-14
GB2042394A (en) 1980-09-24

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse