IT8026415A0 - Arco particolarmente per l'impiego nel rivestimento di gallerie come ad esempio gallerie di miniere sotterranee. - Google Patents

Arco particolarmente per l'impiego nel rivestimento di gallerie come ad esempio gallerie di miniere sotterranee.

Info

Publication number
IT8026415A0
IT8026415A0 IT8026415A IT2641580A IT8026415A0 IT 8026415 A0 IT8026415 A0 IT 8026415A0 IT 8026415 A IT8026415 A IT 8026415A IT 2641580 A IT2641580 A IT 2641580A IT 8026415 A0 IT8026415 A0 IT 8026415A0
Authority
IT
Italy
Prior art keywords
tunnels
lining
underground mining
arch
arch particularly
Prior art date
Application number
IT8026415A
Other languages
English (en)
Other versions
IT1133945B (it
Inventor
William Slattery
Thomas Brechany
Colin John Macleod
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
Publication of IT8026415A0 publication Critical patent/IT8026415A0/it
Application granted granted Critical
Publication of IT1133945B publication Critical patent/IT1133945B/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
    • 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)
IT26415/80A 1979-12-04 1980-12-03 Arco particolarmente per l'impiego nel rivestimento di gallerie come ad esempio gallerie di miniere sotterranee IT1133945B (it)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IT8026415A0 true IT8026415A0 (it) 1980-12-03
IT1133945B IT1133945B (it) 1986-07-24

Family

ID=10509613

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26415/80A IT1133945B (it) 1979-12-04 1980-12-03 Arco particolarmente per l'impiego nel rivestimento di gallerie come ad esempio gallerie di miniere sotterranee

Country Status (12)

Country Link
US (1) US4391115A (it)
AU (2) AU543779B2 (it)
BE (1) BE886474A (it)
CA (1) CA1142075A (it)
CH (1) CH648774A5 (it)
DE (2) DE3045791A1 (it)
ES (1) ES497350A0 (it)
FR (2) FR2471230B1 (it)
IE (1) IE50279B1 (it)
IT (1) IT1133945B (it)
NL (1) NL8006575A (it)
ZA (1) ZA807510B (it)

Families Citing this family (9)

* 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
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 (17)

* 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
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
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
US3178922A (en) * 1962-08-08 1965-04-20 John R Tabor Method and apparatus for fabricating curved structural beams
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
ES8202703A1 (es) 1982-03-01
ES497350A0 (es) 1982-03-01
IT1133945B (it) 1986-07-24
AU555906B2 (en) 1986-10-16
BE886474A (fr) 1981-04-01
AU3225384A (en) 1984-11-29
FR2471230A1 (fr) 1981-06-19
IE802506L (en) 1981-06-04
CA1142075A (en) 1983-03-01
DE3045791A1 (de) 1981-09-24
IE50279B1 (en) 1986-03-19
NL8006575A (nl) 1981-07-01
US4391115A (en) 1983-07-05
FR2560079A1 (fr) 1985-08-30
DE3045791C2 (it) 1991-06-06
ZA807510B (en) 1981-12-30
DE3050764C2 (it) 1991-10-24
FR2560079B1 (fr) 1989-04-21
AU543779B2 (en) 1985-05-02
CH648774A5 (de) 1985-04-15
AU6495180A (en) 1981-06-11
FR2471230B1 (fr) 1986-01-31

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960115