CH568472A5 - - Google Patents

Info

Publication number
CH568472A5
CH568472A5 CH827773A CH827773A CH568472A5 CH 568472 A5 CH568472 A5 CH 568472A5 CH 827773 A CH827773 A CH 827773A CH 827773 A CH827773 A CH 827773A CH 568472 A5 CH568472 A5 CH 568472A5
Authority
CH
Switzerland
Application number
CH827773A
Original Assignee
Gewerk Eisenhuette Westfalia
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 Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia
Publication of CH568472A5 publication Critical patent/CH568472A5/xx

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)
CH827773A 1972-12-04 1973-06-07 CH568472A5 (enrdf_load_html_response)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH568472A5 true CH568472A5 (enrdf_load_html_response) 1975-10-31

Family

ID=5863437

Family Applications (1)

Application Number Title Priority Date Filing Date
CH827773A CH568472A5 (enrdf_load_html_response) 1972-12-04 1973-06-07

Country Status (6)

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

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
GB1450116A (en) 1976-09-22
DE2259249B2 (de) 1977-06-02
FR2209012A1 (enrdf_load_html_response) 1974-06-28
BE801222A (fr) 1973-10-15
AT329621B (de) 1976-05-25
ES421128A1 (es) 1976-04-16
FR2209012B1 (enrdf_load_html_response) 1980-07-25
DE2259249A1 (de) 1974-06-06
ATA517873A (de) 1975-08-15

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased