FR1426765A - Device for straightening bars or tubes with a variable circular section lengthwise - Google Patents

Device for straightening bars or tubes with a variable circular section lengthwise

Info

Publication number
FR1426765A
FR1426765A FR9999A FR9999A FR1426765A FR 1426765 A FR1426765 A FR 1426765A FR 9999 A FR9999 A FR 9999A FR 9999 A FR9999 A FR 9999A FR 1426765 A FR1426765 A FR 1426765A
Authority
FR
France
Prior art keywords
tubes
circular section
variable circular
section lengthwise
straightening bars
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.)
Expired
Application number
FR9999A
Other languages
French (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.)
Dalmine SpA
Original Assignee
Dalmine SpA
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 Dalmine SpA filed Critical Dalmine SpA
Priority to FR9999A priority Critical patent/FR1426765A/en
Application granted granted Critical
Publication of FR1426765A publication Critical patent/FR1426765A/en
Expired 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
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
    • B21D3/04—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes skew to the path of the work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR9999A 1965-03-19 1965-03-19 Device for straightening bars or tubes with a variable circular section lengthwise Expired FR1426765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9999A FR1426765A (en) 1965-03-19 1965-03-19 Device for straightening bars or tubes with a variable circular section lengthwise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9999A FR1426765A (en) 1965-03-19 1965-03-19 Device for straightening bars or tubes with a variable circular section lengthwise

Publications (1)

Publication Number Publication Date
FR1426765A true FR1426765A (en) 1966-01-28

Family

ID=8574467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9999A Expired FR1426765A (en) 1965-03-19 1965-03-19 Device for straightening bars or tubes with a variable circular section lengthwise

Country Status (1)

Country Link
FR (1) FR1426765A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2034629A1 (en) * 1969-03-04 1970-12-11 Kieserling & Albrecht
CN113333508A (en) * 2021-06-02 2021-09-03 湖州远拓输送设备有限公司 Conical roller rounding machine tool
CN113941568A (en) * 2021-08-18 2022-01-18 王克军 Seamless steel pipe blank oxide skin removing device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2034629A1 (en) * 1969-03-04 1970-12-11 Kieserling & Albrecht
CN113333508A (en) * 2021-06-02 2021-09-03 湖州远拓输送设备有限公司 Conical roller rounding machine tool
CN113333508B (en) * 2021-06-02 2023-02-24 湖州远拓输送设备有限公司 Conical roller rounding machine tool
CN113941568A (en) * 2021-08-18 2022-01-18 王克军 Seamless steel pipe blank oxide skin removing device

Similar Documents

Publication Publication Date Title
FR1503082A (en) Two-cylinder machine for sheet metal bending
CH447419A (en) High frequency welding device, for welding tubes
FR1502148A (en) Method and device for the end-to-end connection of two axially elongated objects, for example two cylindrical objects
BE788188A (en) DEVICE FOR THE LENGTH ADJUSTMENT OF A PAIR OF LEGS, SUPPORTS OR UPRIGHTS, FOR EXAMPLE OF A LADDER
FR1453943A (en) Method and apparatus for determining the cloud point
FR1426765A (en) Device for straightening bars or tubes with a variable circular section lengthwise
BE745187R (en) DEVICE FOR ADJUSTING THE ARC LENGTH IN AN ELECTRODE WELDING MACHINE
FR1507190A (en) Feeding device for machines for bending tubes, bars or the like
BE795550A (en) DEVICE FOR STRAIGHTENING TUBES
FR1431846A (en) Profile and tube bending machine
FR1480122A (en) Raclette support device for pasta making machines
FR1543968A (en) Roller machine for straightening and calibrating profiles
FR1462125A (en) Hardness testing apparatus
FR95773E (en) Helical ribbed tube and method and apparatus for the manufacture thereof.
FR1430519A (en) Banknote counting machine
FR1419625A (en) Variable length kickstand
FR91271E (en) Method and device for the end-to-end connection of two axially elongated objects, for example two cylindrical objects
FR1501548A (en) Adjustable torsion bar suspension device
FR1472299A (en) Device to be added, or modification to be made to a tube bender to perform elbows in a continuous solution
FR1451119A (en) Hydraulic device for clamping tubes, bars, or the like, especially on upsetting presses
FR1467568A (en) Adjustable suspension device for x-ray machines and the like
FR1456658A (en) Method and device for bending tubes in different planes
FR1470288A (en) Clamping device for pipe bending machines
CH447645A (en) Variable focal length lens
FR1399613A (en) Method and device for forging crankshafts with multiple bends