FR2232402B3 - - Google Patents

Info

Publication number
FR2232402B3
FR2232402B3 FR7419687A FR7419687A FR2232402B3 FR 2232402 B3 FR2232402 B3 FR 2232402B3 FR 7419687 A FR7419687 A FR 7419687A FR 7419687 A FR7419687 A FR 7419687A FR 2232402 B3 FR2232402 B3 FR 2232402B3
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
FR7419687A
Other languages
French (fr)
Other versions
FR2232402A1 (en
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.)
SERVICE MONTAGE AG
Original Assignee
SERVICE MONTAGE 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 SERVICE MONTAGE AG filed Critical SERVICE MONTAGE AG
Publication of FR2232402A1 publication Critical patent/FR2232402A1/fr
Application granted granted Critical
Publication of FR2232402B3 publication Critical patent/FR2232402B3/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
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
    • B23K11/061—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams
    • B23K11/062—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams for welding longitudinal seams of tubes
    • B23K11/063—Lap welding
    • 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0815—Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
FR7419687A 1973-06-08 1974-06-07 Semiautomatic bending and welding machine - for rolling sheet metal into a cylinder and welding the ends together Granted FR2232402A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH838873A CH562077A5 (es) 1973-06-08 1973-06-08

Publications (2)

Publication Number Publication Date
FR2232402A1 FR2232402A1 (en) 1975-01-03
FR2232402B3 true FR2232402B3 (es) 1977-04-08

Family

ID=4339550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7419687A Granted FR2232402A1 (en) 1973-06-08 1974-06-07 Semiautomatic bending and welding machine - for rolling sheet metal into a cylinder and welding the ends together

Country Status (4)

Country Link
CH (1) CH562077A5 (es)
DE (1) DE2426379A1 (es)
FR (1) FR2232402A1 (es)
IT (1) IT1014899B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145986A (en) * 1977-06-09 1979-03-27 The Continental Group, Inc. Ring type calibrating cage
US4272004A (en) * 1979-10-23 1981-06-09 Sws Incorporated Z-Bar guide apparatus
US4540879A (en) * 1983-06-09 1985-09-10 Ideal Carbide Die Co. Alignment tooling for metal cylinder welding machines
DE3579372D1 (de) * 1984-06-15 1990-10-04 Cmr Costr Mecc Rho Vorrichtung zum herstellen von aus blech geschweissten radfelgenrohlingen.
CH671893A5 (es) * 1987-05-05 1989-10-13 Elpatronic Ag
US11219531B2 (en) 2019-04-10 2022-01-11 Wenzel Spine, Inc. Rotatable intervertebral spacing implant

Also Published As

Publication number Publication date
DE2426379A1 (de) 1975-01-02
FR2232402A1 (en) 1975-01-03
CH562077A5 (es) 1975-05-30
IT1014899B (it) 1977-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse