ES421128A1 - Perfeccionamientos en maquinas de avance frontal por escu- do para la construccion de tuneles. - Google Patents

Perfeccionamientos en maquinas de avance frontal por escu- do para la construccion de tuneles.

Info

Publication number
ES421128A1
ES421128A1 ES421128A ES421128A ES421128A1 ES 421128 A1 ES421128 A1 ES 421128A1 ES 421128 A ES421128 A ES 421128A ES 421128 A ES421128 A ES 421128A ES 421128 A1 ES421128 A1 ES 421128A1
Authority
ES
Spain
Prior art keywords
shield
group
support beams
support
cutting head
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
ES421128A
Other languages
English (en)
Spanish (es)
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 DE19722259249 external-priority patent/DE2259249C3/de
Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of ES421128A1 publication Critical patent/ES421128A1/es
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
    • E21D9/0879—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
ES421128A 1972-12-04 1973-12-04 Perfeccionamientos en maquinas de avance frontal por escu- do para la construccion de tuneles. Expired ES421128A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722259249 DE2259249C3 (de) 1972-12-04 Schildvortriebsmaschine

Publications (1)

Publication Number Publication Date
ES421128A1 true ES421128A1 (es) 1976-04-16

Family

ID=5863437

Family Applications (1)

Application Number Title Priority Date Filing Date
ES421128A Expired ES421128A1 (es) 1972-12-04 1973-12-04 Perfeccionamientos en maquinas de avance frontal por escu- do para la construccion de tuneles.

Country Status (6)

Country Link
AT (1) AT329621B (pl)
BE (1) BE801222A (pl)
CH (1) CH568472A5 (pl)
ES (1) ES421128A1 (pl)
FR (1) FR2209012B1 (pl)
GB (1) GB1450116A (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2736398C2 (de) * 1977-08-12 1985-11-21 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Steuervorrichtung für einen Messerschild
DE4002669A1 (de) * 1990-01-30 1991-08-01 Walbroehl H T Selbstschreitende stuetz- und gleitschaltung zum einbringen einer ortbetonauskleidung

Also Published As

Publication number Publication date
FR2209012A1 (pl) 1974-06-28
AT329621B (de) 1976-05-25
BE801222A (fr) 1973-10-15
CH568472A5 (pl) 1975-10-31
GB1450116A (en) 1976-09-22
DE2259249A1 (de) 1974-06-06
ATA517873A (de) 1975-08-15
DE2259249B2 (de) 1977-06-02
FR2209012B1 (pl) 1980-07-25

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