CA1142075A - Formation of an arch from an elongate metal member - Google Patents

Formation of an arch from an elongate metal member

Info

Publication number
CA1142075A
CA1142075A CA000365927A CA365927A CA1142075A CA 1142075 A CA1142075 A CA 1142075A CA 000365927 A CA000365927 A CA 000365927A CA 365927 A CA365927 A CA 365927A CA 1142075 A CA1142075 A CA 1142075A
Authority
CA
Canada
Prior art keywords
former
roller
bent around
rotatable
arcuate
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
CA000365927A
Other languages
English (en)
French (fr)
Inventor
Thomas Brechany
William Slattery
Colin J. Macleod
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.)
Caledonian Mining Co Ltd
Original Assignee
Caledonian Mining Co 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 Caledonian Mining Co Ltd filed Critical Caledonian Mining Co Ltd
Application granted granted Critical
Publication of CA1142075A publication Critical patent/CA1142075A/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
    • B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Lining And Supports For Tunnels (AREA)
CA000365927A 1979-12-04 1980-12-02 Formation of an arch from an elongate metal member Expired CA1142075A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7941886 1979-12-04
GB7941886 1979-12-04

Publications (1)

Publication Number Publication Date
CA1142075A true CA1142075A (en) 1983-03-01

Family

ID=10509613

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000365927A Expired CA1142075A (en) 1979-12-04 1980-12-02 Formation of an arch from an elongate metal member

Country Status (12)

Country Link
US (1) US4391115A (OSRAM)
AU (2) AU543779B2 (OSRAM)
BE (1) BE886474A (OSRAM)
CA (1) CA1142075A (OSRAM)
CH (1) CH648774A5 (OSRAM)
DE (2) DE3050764C2 (OSRAM)
ES (1) ES8202703A1 (OSRAM)
FR (2) FR2471230B1 (OSRAM)
IE (1) IE50279B1 (OSRAM)
IT (1) IT1133945B (OSRAM)
NL (1) NL8006575A (OSRAM)
ZA (1) ZA807510B (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4418560A (en) * 1981-05-11 1983-12-06 Hahn & Clay Shell layer wrapping machine and method of positioning vessel sections of a multi-layer vessel
DE3229051C2 (de) * 1982-08-04 1987-02-19 Kocks Technik Gmbh & Co, 4010 Hilden Vorrichtung zum Biegen von Legerohren für Drahtwindungsleger
DE3406729A1 (de) * 1984-02-24 1985-09-12 Bernd 7518 Bretten Reinbold Fuer biegeanlagen vorgesehener dreh- und schwenkbar gelagerter gitterrosttisch
DE3619643C2 (de) * 1985-06-22 1996-01-11 Schwarze Rigobert Rohrbiegemaschine
FR2601620B1 (fr) * 1986-07-16 1988-11-18 Erca Holding Procede et dispositif de fabrication et de mise en place d'une etiquette sur un recipient thermoforme.
US4928510A (en) * 1989-09-15 1990-05-29 Merit Enterprises, Inc. Ring coiling machine
RU2217255C2 (ru) * 2000-10-30 2003-11-27 Государственное учреждение Институт машиноведения и металлургии ДВО РАН Устройство для изготовления полотна силового шпангоута летательного аппарата
US7497105B2 (en) * 2002-06-05 2009-03-03 Antonios Anagnostopoulos Machine and method for parallel production of similar products, through straightening and bending of wires, wire rods, metal tubes or other material of prismatic cross section
GB2561698A (en) * 2018-03-01 2018-10-24 Crippa Spa Machine for bending a thread-like material such as a pipe equipped with an aboard cutting device
CN111485920A (zh) * 2020-04-17 2020-08-04 济南市市政工程设计研究院（集团）有限责任公司 一种循环支撑构造、永久支撑构造及隧道支护方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE670331C (de) * 1939-01-17 Eisenwerk Weserhuette Akt Ges Verfahren und Vorrichtung zum Biegen von Profileisen
DE77950C (de) * F- A. PlAT, Paris, 10 rue St. Martin Maschine zum Biegen von Metallstäben, Röhren, Profileisen und dergl
US1139434A (en) * 1914-07-15 1915-05-11 Edward Y Moore Mechanism for bending structural shapes.
GB203977A (en) * 1922-12-30 1923-09-20 Friedrich Rostock Improvements in the manufacture of horseshoes with rope insertion
US1773430A (en) * 1927-12-22 1930-08-19 Thomas A Mcdonnell Apparatus for bending angle irons
DE517373C (de) * 1928-10-04 1931-02-02 Consett Iron Company Ltd Vorrichtung zum Biegen von Metallstangen, Staeben, Traegern u. dgl.
US1997098A (en) * 1933-02-06 1935-04-09 Raymond E Beegle Metal cutting and forming apparatus
GB462634A (en) 1935-05-14 1937-03-12 Max Paul A method and device for producing curved structural members
US2274856A (en) * 1938-06-04 1942-03-03 Douglas & Lomason Co Forming device
US2350379A (en) * 1939-03-31 1944-06-06 Budd Edward G Mfg Co Machine for bending metal
GB530348A (en) 1939-06-22 1940-12-10 Austin Motor Co Ltd Improved means for use in longitudinal bending of lengths of metal
NL61614C (nl) 1942-11-10 1948-09-15 Philips Nv roentgeninrichting, waarbij het orgaan voor het regelen van de buisstroom gekoppeld is met de organen voor het regelen van de buisspanning en/of belastingsduur
US2411801A (en) * 1943-09-11 1946-11-26 Goodyear Aircraft Corp Metal bending and stretching apparatus
GB615867A (en) * 1944-04-17 1949-01-12 Babcock & Wilcox Ltd Improvements in or relating to the bending of angle irons
US2470036A (en) * 1944-11-07 1949-05-10 Albert E Lemay Pivoted bender with abutment roller adjustably mounted on vertically inclined bracket
GB623096A (en) 1946-12-10 1949-05-12 Charles Henry Morris Means for bending frames of metal
GB863481A (en) 1957-09-20 1961-03-22 Wilmot Breeden Ltd Improvements in or relating to metal working machines
GB892896A (en) 1958-05-20 1962-04-04 James Phineas Zallea Apparatus for making stress equalizing ring elements for use with self-equalizing expansion joints
US3178922A (en) * 1962-08-08 1965-04-20 John R Tabor Method and apparatus for fabricating curved structural beams
GB987148A (en) 1962-11-22 1965-03-24 Redman Tools Ltd Improvements in or relating to forming apparatus
US3339391A (en) * 1964-12-04 1967-09-05 Ben C Kowalski Stretch bending machine
FR1483071A (fr) * 1966-05-18 1967-06-02 Talleres Enrique Tejero Outillage du type à crémaillère pour cintrer des tubes ou d'autres pièces
US3545242A (en) * 1968-10-14 1970-12-08 Sheridan Gray Inc Rotary stretch-forming machine
DE2243293C2 (de) * 1972-09-02 1981-10-01 Lang, Ludwig, 6120 Michelstadt Vorrichtung zum Biegen von strangförmigen Werkstücken

Also Published As

Publication number Publication date
FR2471230A1 (fr) 1981-06-19
ES497350A0 (es) 1982-03-01
BE886474A (fr) 1981-04-01
FR2471230B1 (fr) 1986-01-31
FR2560079B1 (fr) 1989-04-21
IE50279B1 (en) 1986-03-19
DE3045791A1 (de) 1981-09-24
CH648774A5 (de) 1985-04-15
AU6495180A (en) 1981-06-11
ES8202703A1 (es) 1982-03-01
DE3050764C2 (OSRAM) 1991-10-24
IT8026415A0 (it) 1980-12-03
AU3225384A (en) 1984-11-29
FR2560079A1 (fr) 1985-08-30
NL8006575A (nl) 1981-07-01
ZA807510B (en) 1981-12-30
IE802506L (en) 1981-06-04
AU555906B2 (en) 1986-10-16
DE3045791C2 (OSRAM) 1991-06-06
US4391115A (en) 1983-07-05
AU543779B2 (en) 1985-05-02
IT1133945B (it) 1986-07-24

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Legal Events

Date Code Title Description
MKEX Expiry