IT992320B - Metodo e dispositivo per raddrizza re articoli allungati - Google Patents

Metodo e dispositivo per raddrizza re articoli allungati

Info

Publication number
IT992320B
IT992320B IT12780/73A IT1278073A IT992320B IT 992320 B IT992320 B IT 992320B IT 12780/73 A IT12780/73 A IT 12780/73A IT 1278073 A IT1278073 A IT 1278073A IT 992320 B IT992320 B IT 992320B
Authority
IT
Italy
Prior art keywords
elongated articles
straightening elongated
straightening
articles
elongated
Prior art date
Application number
IT12780/73A
Other languages
English (en)
Original Assignee
Gkn Group Services Ltd
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 Gkn Group Services Ltd filed Critical Gkn Group Services Ltd
Application granted granted Critical
Publication of IT992320B publication Critical patent/IT992320B/it

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
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/14—Twisting
    • 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
    • B21D3/12—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 stretching with or without twisting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Forging (AREA)
IT12780/73A 1972-08-08 1973-08-02 Metodo e dispositivo per raddrizza re articoli allungati IT992320B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3687872A GB1403539A (en) 1972-08-08 1972-08-08 Straightening elongated articles

Publications (1)

Publication Number Publication Date
IT992320B true IT992320B (it) 1975-09-10

Family

ID=10391919

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12780/73A IT992320B (it) 1972-08-08 1973-08-02 Metodo e dispositivo per raddrizza re articoli allungati

Country Status (6)

Country Link
US (1) US3884065A (it)
JP (1) JPS4991952A (it)
DE (1) DE2340153A1 (it)
FR (1) FR2195486B3 (it)
GB (1) GB1403539A (it)
IT (1) IT992320B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3830028C1 (it) * 1988-09-03 1989-12-28 Bayerische Motoren Werke Ag, 8000 Muenchen, De
CN102125948A (zh) * 2010-12-27 2011-07-20 东莞市汇雅实业有限公司 一种方管校正机
CN105772540B (zh) * 2016-04-22 2018-06-19 江苏浔丰轨道交通科技有限公司 地铁屏蔽门方管整形机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1525730A (en) * 1922-04-18 1925-02-10 Samuel C Gates Method of making spirally-grained seamless tubing
FR1463129A (fr) * 1965-11-09 1966-06-03 Cefilac Procédé et dispositif de dressage et de dévrillage de profils pleins ou creux métalliques
GB1186201A (en) * 1966-05-05 1970-04-02 Rotary Profile Anstalt The Working of Plastically Deformable Materials.
US3446054A (en) * 1967-01-16 1969-05-27 Whetstine B Pridy Apparatus for straightening elongate metal members
US3603357A (en) * 1968-07-10 1971-09-07 Peter R Drummond Backwiring
US3566640A (en) * 1968-08-26 1971-03-02 Chrysler Corp Inspection and correction apparatus

Also Published As

Publication number Publication date
DE2340153A1 (de) 1974-02-21
US3884065A (en) 1975-05-20
JPS4991952A (it) 1974-09-03
FR2195486B3 (it) 1976-07-16
GB1403539A (en) 1975-08-28
FR2195486A1 (it) 1974-03-08

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