FR2389427A1 - - Google Patents

Info

Publication number
FR2389427A1
FR2389427A1 FR7813308A FR7813308A FR2389427A1 FR 2389427 A1 FR2389427 A1 FR 2389427A1 FR 7813308 A FR7813308 A FR 7813308A FR 7813308 A FR7813308 A FR 7813308A FR 2389427 A1 FR2389427 A1 FR 2389427A1
Authority
FR
France
Prior art keywords
passage
place
tubes
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.)
Granted
Application number
FR7813308A
Other languages
English (en)
French (fr)
Other versions
FR2389427B1 (enExample
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.)
BRONX ENG CO
Original Assignee
BRONX ENG CO
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
Priority claimed from GB18825/77A external-priority patent/GB1574221A/en
Application filed by BRONX ENG CO filed Critical BRONX ENG CO
Publication of FR2389427A1 publication Critical patent/FR2389427A1/fr
Application granted granted Critical
Publication of FR2389427B1 publication Critical patent/FR2389427B1/fr
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)
  • Wire Processing (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
FR7813308A 1977-05-05 1978-05-05 Expired FR2389427B1 (enExample)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB18825/77A GB1574221A (en) 1977-05-05 1977-05-05 Method of and means for straightening bars and tubes
JP13999678A JPS5568126A (en) 1977-05-05 1978-11-14 Straightening machine of steel bar and steel pipe

Publications (2)

Publication Number Publication Date
FR2389427A1 true FR2389427A1 (enExample) 1978-12-01
FR2389427B1 FR2389427B1 (enExample) 1982-06-18

Family

ID=26253630

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7813308A Expired FR2389427B1 (enExample) 1977-05-05 1978-05-05

Country Status (2)

Country Link
JP (1) JPS5568126A (enExample)
FR (1) FR2389427B1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544234A1 (enExample) * 1983-04-14 1984-10-19 Sutton Eng Co

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61148418U (enExample) * 1986-02-13 1986-09-12
CN114130814B (zh) * 2021-10-26 2024-03-22 石钢京诚装备技术有限公司 一种高精度控制磨球钢平直度的方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR738389A (fr) * 1931-08-03 1932-12-24 Perfectionnements aux machines destinées à redresser les objets à section circulaire
DE719625C (de) * 1939-04-18 1942-06-11 Mannesmann Ag Kaltrichtmaschine mit hyperbolischen Schraegwalzen
US2655194A (en) * 1946-10-31 1953-10-13 Einar W Nilsson Apparatus for processing round bars and tubes
GB909434A (en) * 1960-08-30 1962-10-31 Samuel Platt Ltd Improvements in or relating to straightening machines
US3747386A (en) * 1971-03-22 1973-07-24 Kieserling & Albrecht Straightening apparatus for elongated tubular and rod stock
GB1339606A (en) * 1971-04-01 1973-12-05 Semenenko J L Machine for straightening workpieces such as tubes rods and round rolled bars
US3924431A (en) * 1973-09-05 1975-12-09 Kieserling & Albrecht Machine for straightening elongated objects
FR2374103A1 (fr) * 1976-12-14 1978-07-13 Semenenko Jury Cylindres de machine a cylindres obliques pour le dressage de pieces metalliques cylindriques

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR738389A (fr) * 1931-08-03 1932-12-24 Perfectionnements aux machines destinées à redresser les objets à section circulaire
DE719625C (de) * 1939-04-18 1942-06-11 Mannesmann Ag Kaltrichtmaschine mit hyperbolischen Schraegwalzen
US2655194A (en) * 1946-10-31 1953-10-13 Einar W Nilsson Apparatus for processing round bars and tubes
GB909434A (en) * 1960-08-30 1962-10-31 Samuel Platt Ltd Improvements in or relating to straightening machines
US3747386A (en) * 1971-03-22 1973-07-24 Kieserling & Albrecht Straightening apparatus for elongated tubular and rod stock
GB1339606A (en) * 1971-04-01 1973-12-05 Semenenko J L Machine for straightening workpieces such as tubes rods and round rolled bars
US3924431A (en) * 1973-09-05 1975-12-09 Kieserling & Albrecht Machine for straightening elongated objects
FR2374103A1 (fr) * 1976-12-14 1978-07-13 Semenenko Jury Cylindres de machine a cylindres obliques pour le dressage de pieces metalliques cylindriques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2544234A1 (enExample) * 1983-04-14 1984-10-19 Sutton Eng Co

Also Published As

Publication number Publication date
JPS5568126A (en) 1980-05-22
FR2389427B1 (enExample) 1982-06-18

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Legal Events

Date Code Title Description
ST Notification of lapse