GB783961A - Improvements in and relating to methods of and apparatus for bending tubes - Google Patents

Improvements in and relating to methods of and apparatus for bending tubes

Info

Publication number
GB783961A
GB783961A GB4049/54A GB404954A GB783961A GB 783961 A GB783961 A GB 783961A GB 4049/54 A GB4049/54 A GB 4049/54A GB 404954 A GB404954 A GB 404954A GB 783961 A GB783961 A GB 783961A
Authority
GB
United Kingdom
Prior art keywords
tube
bending
roller
bent
section
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
GB4049/54A
Other languages
English (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB783961A publication Critical patent/GB783961A/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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
    • B21D7/024—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment by a swinging forming member

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
GB4049/54A 1953-07-17 1954-02-11 Improvements in and relating to methods of and apparatus for bending tubes Expired GB783961A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1043031X 1953-07-17

Publications (1)

Publication Number Publication Date
GB783961A true GB783961A (en) 1957-10-02

Family

ID=9590321

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4049/54A Expired GB783961A (en) 1953-07-17 1954-02-11 Improvements in and relating to methods of and apparatus for bending tubes

Country Status (3)

Country Link
BE (1) BE528818A (OSRAM)
DE (1) DE1043031B (OSRAM)
GB (1) GB783961A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2193130A (en) * 1986-07-30 1988-02-03 Wade & Hotson Producing an integral return bend in a metal tube
US5727315A (en) * 1995-03-23 1998-03-17 Pubot Giken Co., Ltd. Rodless cylinder and method of manufacturing cylinder tube of the same
CN108480470A (zh) * 2018-03-05 2018-09-04 浙江大学 一种精密弯管的双重非规则预变形装置和方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR729876A (fr) * 1931-01-16 1932-08-02 Machine à cintrer les tubes
DE570251C (de) * 1931-05-10 1933-02-13 Rohrbogenwerk G M B H Herstellung von Rohrbogen o. dgl. mittels Biegeform, Biegerollen, Walzenbiegewerke o. dgl.
BE507824A (OSRAM) * 1951-02-13

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2193130A (en) * 1986-07-30 1988-02-03 Wade & Hotson Producing an integral return bend in a metal tube
US5727315A (en) * 1995-03-23 1998-03-17 Pubot Giken Co., Ltd. Rodless cylinder and method of manufacturing cylinder tube of the same
CN108480470A (zh) * 2018-03-05 2018-09-04 浙江大学 一种精密弯管的双重非规则预变形装置和方法
CN108480470B (zh) * 2018-03-05 2019-03-05 浙江大学 一种精密弯管的双重非规则预变形装置和方法

Also Published As

Publication number Publication date
DE1043031B (de) 1958-11-06
BE528818A (OSRAM)

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